diff --git a/sqlite-vec.h.tmpl b/sqlite-vec.h.tmpl
index 28e9dbf..68ecfd5 100644
--- a/sqlite-vec.h.tmpl
+++ b/sqlite-vec.h.tmpl
@@ -19,7 +19,7 @@
 
 #define SQLITE_VEC_VERSION "v${VERSION}"
 // TODO rm
-#define SQLITE_VEC_VERSION "v-metadata-experiment.01
+#define SQLITE_VEC_VERSION "v-metadata-experiment.01"
 #define SQLITE_VEC_DATE "${DATE}"
 #define SQLITE_VEC_SOURCE "${SOURCE}"