diff --git a/src/nng.h b/src/nng.h
index 2f8c2976f..84223bdc5 100644
--- a/src/nng.h
+++ b/src/nng.h
@@ -48,7 +48,7 @@ extern "C" {
 // version 0, you should not be making any forward compatibility
 // assumptions.
 #define NNG_MAJOR_VERSION 0
-#define NNG_MINOR_VERSION 5
+#define NNG_MINOR_VERSION 7
 #define NNG_PATCH_VERSION 0
 
 // Types common to nng.