diff --git a/ext/strscan/strscan.c b/ext/strscan/strscan.c
index d63897dc61..11e3d309a8 100644
--- a/ext/strscan/strscan.c
+++ b/ext/strscan/strscan.c
@@ -22,7 +22,7 @@ extern size_t onig_region_memsize(const struct re_registers *regs);
 
 #include <stdbool.h>
 
-#define STRSCAN_VERSION "3.1.6.dev"
+#define STRSCAN_VERSION "3.1.6"
 
 
 #ifdef HAVE_RB_DEPRECATE_CONSTANT