diff --git a/lib/version.h b/lib/version.h
index 06bdc6861..f3ed399fe 100644
--- a/lib/version.h
+++ b/lib/version.h
@@ -1,14 +1,17 @@
+// For a release version x.y the MAJOR should be x and both MINOR and DEVMINOR should be y.
+// After a release the DEVMINOR is incremented. MAJOR=x MINOR=y, DEVMINOR=y+1
+
 #define CPPCHECK_MAJOR 2
 #define CPPCHECK_MINOR 0
-#define CPPCHECK_DEVMINOR 99
+#define CPPCHECK_DEVMINOR 1
 
 #define STRINGIFY(x) STRING(x)
 #define STRING(VER) #VER
-#if CPPCHECK_DEVMINOR < 99
-#define CPPCHECK_VERSION_STRING STRINGIFY(CPPCHECK_MAJOR) "." STRINGIFY(CPPCHECK_MINOR)
+#if CPPCHECK_MINOR == CPPCHECK_DEVMINOR
+#define CPPCHECK_VERSION_STRING STRINGIFY(CPPCHECK_MAJOR) "." STRINGIFY(CPPCHECK_DEVMINOR)
 #define CPPCHECK_VERSION CPPCHECK_MAJOR,CPPCHECK_MINOR,0,0
 #else
-#define CPPCHECK_VERSION_STRING STRINGIFY(CPPCHECK_MAJOR) "." STRINGIFY(CPPCHECK_MINOR) " dev"
+#define CPPCHECK_VERSION_STRING STRINGIFY(CPPCHECK_MAJOR) "." STRINGIFY(CPPCHECK_DEVMINOR) " dev"
 #define CPPCHECK_VERSION CPPCHECK_MAJOR,CPPCHECK_MINOR,99,0
 #endif
 #define LEGALCOPYRIGHT L"Copyright (C) 2007-2020 Cppcheck team."