diff --git a/configure.ac b/configure.ac
index 13a798f..2c90a92 100644
--- a/configure.ac
+++ b/configure.ac
@@ -92,7 +92,7 @@ dnl * if backwards compatibility has been broken, set CL_AGE to 0.
 dnl $(CL_CURRENT):$(CL_REVISION):$(CL_AGE) results in
 dnl libcln.so.$(CL_CURRENT)-$(CL_AGE)
 CL_CURRENT=5
-CL_REVISION=0
+CL_REVISION=1
 CL_AGE=0
 dnl make substitutions
 AC_SUBST(CL_CURRENT)
@@ -101,7 +101,7 @@ AC_SUBST(CL_AGE)
 dnl release version
 CL_VERSION_MAJOR=1
 CL_VERSION_MINOR=2
-CL_VERSION_PATCHLEVEL=0
+CL_VERSION_PATCHLEVEL=1
 dnl release version for cln/config.h, so it can be tested by the preprocessor
 AC_DEFINE_UNQUOTED(CL_VERSION_MAJOR, $CL_VERSION_MAJOR)
 AC_DEFINE_UNQUOTED(CL_VERSION_MINOR, $CL_VERSION_MINOR)