diff --git a/core/sm_version.h b/core/sm_version.h
index d5f19e856..473cc7529 100644
--- a/core/sm_version.h
+++ b/core/sm_version.h
@@ -40,8 +40,8 @@
  * @file Contains SourceMod version information.
  */
 
-#define SM_BUILD_STRING		""
-#define SM_BUILD_UNIQUEID	"2654:a3d6fdcc3624" SM_BUILD_STRING
+#define SM_BUILD_STRING		"-dev"
+#define SM_BUILD_UNIQUEID	"2655:fb3f7371c612" SM_BUILD_STRING
 #define SVN_FULL_VERSION	"1.2.1" SM_BUILD_STRING
 #define SVN_FILE_VERSION	1,2,1,0
 
diff --git a/extensions/bintools/svn_version.h b/extensions/bintools/svn_version.h
index 04e5a1a72..dfca68262 100644
--- a/extensions/bintools/svn_version.h
+++ b/extensions/bintools/svn_version.h
@@ -36,8 +36,8 @@
 #ifndef _INCLUDE_BINTOOLS_VERSION_H_
 #define _INCLUDE_BINTOOLS_VERSION_H_
 
-#define SM_BUILD_STRING		""
-#define SM_BUILD_UNIQUEID	"2654:a3d6fdcc3624" SM_BUILD_STRING
+#define SM_BUILD_STRING		"-dev"
+#define SM_BUILD_UNIQUEID	"2655:fb3f7371c612" SM_BUILD_STRING
 #define SVN_FULL_VERSION	"1.2.1" SM_BUILD_STRING
 #define SVN_FILE_VERSION	1,2,1,0
 
diff --git a/extensions/clientprefs/svn_version.h b/extensions/clientprefs/svn_version.h
index 9981ee692..52bcca967 100644
--- a/extensions/clientprefs/svn_version.h
+++ b/extensions/clientprefs/svn_version.h
@@ -36,8 +36,8 @@
 #ifndef _INCLUDE_CLIENTPREFS_VERSION_H_
 #define _INCLUDE_CLIENTPREFS_VERSION_H_
 
-#define SM_BUILD_STRING		""
-#define SM_BUILD_UNIQUEID	"2654:a3d6fdcc3624" SM_BUILD_STRING
+#define SM_BUILD_STRING		"-dev"
+#define SM_BUILD_UNIQUEID	"2655:fb3f7371c612" SM_BUILD_STRING
 #define SVN_FULL_VERSION	"1.2.1" SM_BUILD_STRING
 #define SVN_FILE_VERSION	1,2,1,0
 
diff --git a/extensions/cstrike/svn_version.h b/extensions/cstrike/svn_version.h
index 47af049ca..9e45679e7 100644
--- a/extensions/cstrike/svn_version.h
+++ b/extensions/cstrike/svn_version.h
@@ -36,8 +36,8 @@
 #ifndef _INCLUDE_SDKTOOLS_VERSION_H_
 #define _INCLUDE_SDKTOOLS_VERSION_H_
 
-#define SM_BUILD_STRING		""
-#define SM_BUILD_UNIQUEID	"2654:a3d6fdcc3624" SM_BUILD_STRING
+#define SM_BUILD_STRING		"-dev"
+#define SM_BUILD_UNIQUEID	"2655:fb3f7371c612" SM_BUILD_STRING
 #define SVN_FULL_VERSION	"1.2.1" SM_BUILD_STRING
 #define SVN_FILE_VERSION	1,2,1,0
 
diff --git a/extensions/curl/svn_version.h b/extensions/curl/svn_version.h
index f1558b0d0..f20bab378 100644
--- a/extensions/curl/svn_version.h
+++ b/extensions/curl/svn_version.h
@@ -36,8 +36,8 @@
 #ifndef _INCLUDE_GEOIP_VERSION_H_
 #define _INCLUDE_GEOIP_VERSION_H_
 
-#define SM_BUILD_STRING		""
-#define SM_BUILD_UNIQUEID	"2654:a3d6fdcc3624" SM_BUILD_STRING
+#define SM_BUILD_STRING		"-dev"
+#define SM_BUILD_UNIQUEID	"2655:fb3f7371c612" SM_BUILD_STRING
 #define SVN_FULL_VERSION	"1.2.1" SM_BUILD_STRING
 #define SVN_FILE_VERSION	1,2,1,0
 
diff --git a/extensions/geoip/svn_version.h b/extensions/geoip/svn_version.h
index f1558b0d0..f20bab378 100644
--- a/extensions/geoip/svn_version.h
+++ b/extensions/geoip/svn_version.h
@@ -36,8 +36,8 @@
 #ifndef _INCLUDE_GEOIP_VERSION_H_
 #define _INCLUDE_GEOIP_VERSION_H_
 
-#define SM_BUILD_STRING		""
-#define SM_BUILD_UNIQUEID	"2654:a3d6fdcc3624" SM_BUILD_STRING
+#define SM_BUILD_STRING		"-dev"
+#define SM_BUILD_UNIQUEID	"2655:fb3f7371c612" SM_BUILD_STRING
 #define SVN_FULL_VERSION	"1.2.1" SM_BUILD_STRING
 #define SVN_FILE_VERSION	1,2,1,0
 
diff --git a/extensions/mysql/svn_version.h b/extensions/mysql/svn_version.h
index 6a81c62d1..f8e415584 100644
--- a/extensions/mysql/svn_version.h
+++ b/extensions/mysql/svn_version.h
@@ -36,8 +36,8 @@
 #ifndef _INCLUDE_MYSQLEXT_VERSION_H_
 #define _INCLUDE_MYSQLEXT_VERSION_H_
 
-#define SM_BUILD_STRING		""
-#define SM_BUILD_UNIQUEID	"2654:a3d6fdcc3624" SM_BUILD_STRING
+#define SM_BUILD_STRING		"-dev"
+#define SM_BUILD_UNIQUEID	"2655:fb3f7371c612" SM_BUILD_STRING
 #define SVN_FULL_VERSION	"1.2.1" SM_BUILD_STRING
 #define SVN_FILE_VERSION	1,2,1,0
 
diff --git a/extensions/regex/svn_version.h b/extensions/regex/svn_version.h
index 9a1bc80b0..3163cebf9 100644
--- a/extensions/regex/svn_version.h
+++ b/extensions/regex/svn_version.h
@@ -36,8 +36,8 @@
 #ifndef _INCLUDE_REGEXEXT_VERSION_H_
 #define _INCLUDE_REGEXEXT_VERSION_H_
 
-#define SM_BUILD_STRING		""
-#define SM_BUILD_UNIQUEID	"2654:a3d6fdcc3624" SM_BUILD_STRING
+#define SM_BUILD_STRING		"-dev"
+#define SM_BUILD_UNIQUEID	"2655:fb3f7371c612" SM_BUILD_STRING
 #define SVN_FULL_VERSION	"1.2.1" SM_BUILD_STRING
 #define SVN_FILE_VERSION	1,2,1,0
 
diff --git a/extensions/sdktools/svn_version.h b/extensions/sdktools/svn_version.h
index 081def934..31188ad3b 100644
--- a/extensions/sdktools/svn_version.h
+++ b/extensions/sdktools/svn_version.h
@@ -36,8 +36,8 @@
 #ifndef _INCLUDE_SDKTOOLS_VERSION_H_
 #define _INCLUDE_SDKTOOLS_VERSION_H_
 
-#define SM_BUILD_STRING		""
-#define SM_BUILD_UNIQUEID	"2654:a3d6fdcc3624" SM_BUILD_STRING
+#define SM_BUILD_STRING		"-dev"
+#define SM_BUILD_UNIQUEID	"2655:fb3f7371c612" SM_BUILD_STRING
 #define SVN_FULL_VERSION	"1.2.1" SM_BUILD_STRING
 #define SVN_FILE_VERSION	1,2,1,0
 
diff --git a/extensions/sqlite/svn_version.h b/extensions/sqlite/svn_version.h
index 16267837e..df60271de 100644
--- a/extensions/sqlite/svn_version.h
+++ b/extensions/sqlite/svn_version.h
@@ -36,8 +36,8 @@
 #ifndef _INCLUDE_SQLITEEXT_VERSION_H_
 #define _INCLUDE_SQLITEEXT_VERSION_H_
 
-#define SM_BUILD_STRING		""
-#define SM_BUILD_UNIQUEID	"2654:a3d6fdcc3624" SM_BUILD_STRING
+#define SM_BUILD_STRING		"-dev"
+#define SM_BUILD_UNIQUEID	"2655:fb3f7371c612" SM_BUILD_STRING
 #define SVN_FULL_VERSION	"1.2.1" SM_BUILD_STRING
 #define SVN_FILE_VERSION	1,2,1,0
 
diff --git a/extensions/tf2/svn_version.h b/extensions/tf2/svn_version.h
index e62dbe5e6..b2ed3ee66 100644
--- a/extensions/tf2/svn_version.h
+++ b/extensions/tf2/svn_version.h
@@ -36,8 +36,8 @@
 #ifndef _INCLUDE_SDKTOOLS_VERSION_H_
 #define _INCLUDE_SDKTOOLS_VERSION_H_
 
-#define SM_BUILD_STRING		""
-#define SM_BUILD_UNIQUEID	"2654:a3d6fdcc3624" SM_BUILD_STRING
+#define SM_BUILD_STRING		"-dev"
+#define SM_BUILD_UNIQUEID	"2655:fb3f7371c612" SM_BUILD_STRING
 #define SVN_FULL_VERSION	"1.2.1" SM_BUILD_STRING
 #define SVN_FILE_VERSION	1,2,1,0
 
diff --git a/extensions/topmenus/svn_version.h b/extensions/topmenus/svn_version.h
index e7bdcca26..eb5caf80b 100644
--- a/extensions/topmenus/svn_version.h
+++ b/extensions/topmenus/svn_version.h
@@ -36,8 +36,8 @@
 #ifndef _INCLUDE_SQLITEEXT_VERSION_H_
 #define _INCLUDE_SQLITEEXT_VERSION_H_
 
-#define SM_BUILD_STRING		""
-#define SM_BUILD_UNIQUEID	"2654:a3d6fdcc3624" SM_BUILD_STRING
+#define SM_BUILD_STRING		"-dev"
+#define SM_BUILD_UNIQUEID	"2655:fb3f7371c612" SM_BUILD_STRING
 #define SVN_FULL_VERSION	"1.2.1" SM_BUILD_STRING
 #define SVN_FILE_VERSION	1,2,1,0
 
diff --git a/extensions/updater/svn_version.h b/extensions/updater/svn_version.h
index 1bf73e4ae..75e03b0ba 100644
--- a/extensions/updater/svn_version.h
+++ b/extensions/updater/svn_version.h
@@ -36,8 +36,8 @@
 #ifndef _INCLUDE_UPDATER_VERSION_H_
 #define _INCLUDE_UPDATER_VERSION_H_
 
-#define SM_BUILD_STRING		""
-#define SM_BUILD_UNIQUEID	"2654:a3d6fdcc3624" SM_BUILD_STRING
+#define SM_BUILD_STRING		"-dev"
+#define SM_BUILD_UNIQUEID	"2655:fb3f7371c612" SM_BUILD_STRING
 #define SVN_FULL_VERSION	"1.2.1" SM_BUILD_STRING
 #define SVN_FILE_VERSION	1,2,1,0
 
diff --git a/loader/svn_version.h b/loader/svn_version.h
index d5f19e856..473cc7529 100644
--- a/loader/svn_version.h
+++ b/loader/svn_version.h
@@ -40,8 +40,8 @@
  * @file Contains SourceMod version information.
  */
 
-#define SM_BUILD_STRING		""
-#define SM_BUILD_UNIQUEID	"2654:a3d6fdcc3624" SM_BUILD_STRING
+#define SM_BUILD_STRING		"-dev"
+#define SM_BUILD_UNIQUEID	"2655:fb3f7371c612" SM_BUILD_STRING
 #define SVN_FULL_VERSION	"1.2.1" SM_BUILD_STRING
 #define SVN_FILE_VERSION	1,2,1,0
 
diff --git a/plugins/include/version.inc b/plugins/include/version.inc
index 3de14e7b2..c0aeba466 100644
--- a/plugins/include/version.inc
+++ b/plugins/include/version.inc
@@ -39,4 +39,4 @@
 #define SOURCEMOD_V_MINOR		2				/**< SourceMod Minor version */
 #define SOURCEMOD_V_RELEASE		1				/**< SourceMod Release version */
 
-#define SOURCEMOD_VERSION	"1.2.1"	/**< SourceMod version string (major.minor.release.build) */
+#define SOURCEMOD_VERSION	"1.2.1-dev"	/**< SourceMod version string (major.minor.release.build) */
diff --git a/sourcepawn/compiler/svn_version.h b/sourcepawn/compiler/svn_version.h
index bb0682296..342cbb3cc 100644
--- a/sourcepawn/compiler/svn_version.h
+++ b/sourcepawn/compiler/svn_version.h
@@ -19,8 +19,8 @@
  * @file Contains SourceMod version information.
  */
 
-#define SM_BUILD_STRING		""
-#define SM_BUILD_UNIQUEID	"2654:a3d6fdcc3624" SM_BUILD_STRING
+#define SM_BUILD_STRING		"-dev"
+#define SM_BUILD_UNIQUEID	"2655:fb3f7371c612" SM_BUILD_STRING
 #define SVN_FULL_VERSION	"1.2.1" SM_BUILD_STRING
 #define SVN_FILE_VERSION	1,2,1,0
 
diff --git a/sourcepawn/jit/jit_version.h b/sourcepawn/jit/jit_version.h
index ffac34e8d..ddd0a9811 100644
--- a/sourcepawn/jit/jit_version.h
+++ b/sourcepawn/jit/jit_version.h
@@ -32,8 +32,8 @@
 #ifndef _INCLUDE_JIT_VERSION_H_
 #define _INCLUDE_JIT_VERSION_H_
 
-#define SM_BUILD_STRING		""
-#define SM_BUILD_UNIQUEID	"2654:a3d6fdcc3624" SM_BUILD_STRING
+#define SM_BUILD_STRING		"-dev"
+#define SM_BUILD_UNIQUEID	"2655:fb3f7371c612" SM_BUILD_STRING
 #define SVN_FULL_VERSION	"1.2.1" SM_BUILD_STRING
 #define SVN_FILE_VERSION	1,2,1,0