diff --git a/product.version b/product.version
index 2e20c4ca..b57588e5 100644
--- a/product.version
+++ b/product.version
@@ -1 +1 @@
-1.8.3-dev
+1.9.0-dev
diff --git a/public/amxmodx_version.h b/public/amxmodx_version.h
index d8fde6a4..04d9e1d0 100644
--- a/public/amxmodx_version.h
+++ b/public/amxmodx_version.h
@@ -21,13 +21,13 @@
 	#define AMXX_BUILD_LOCAL_REV  "0"
 	#define AMXX_BUILD_CSET       "0"
 	#define AMXX_BUILD_MAJOR      "1"
-	#define AMXX_BUILD_MINOR      "8"
-	#define AMXX_BUILD_RELEASE    "3"
+	#define AMXX_BUILD_MINOR      "9"
+	#define AMXX_BUILD_RELEASE    "0"
 
 	#define AMXX_BUILD_UNIQUEID AMXX_BUILD_LOCAL_REV ":" AMXX_BUILD_CSET
 
 	#define AMXX_VERSION_STRING   AMXX_BUILD_MAJOR "." AMXX_BUILD_MINOR "." AMXX_BUILD_RELEASE "-" AMXX_BUILD_TAG
-	#define AMXX_VERSION_FILE     1,8,3,0
+	#define AMXX_VERSION_FILE     1,9,0,0
 #endif
 
 #define AMXX_BUILD_TIMESTAMP  __DATE__ " " __TIME__