diff --git a/ChangeLog b/ChangeLog
index b037a5155..0916af739 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,4 +1,4 @@
-Flexiblesusy-1.5.1 [not released yet]
+Flexiblesusy-1.5.1 [July, 12 2017]
 
  * Bugfix (commit 63f5361): Fix numerical instability of SOFTSUSY's B1
    funcion in parameter regions with p << m1,m2 and m1 close to m2.
diff --git a/configure b/configure
index e317a531f..2b7c70bbf 100755
--- a/configure
+++ b/configure
@@ -6,7 +6,7 @@
 PROGRAM_NAME=FlexibleSUSY
 FLEXIBLESUSY_MAJOR=1
 FLEXIBLESUSY_MINOR=5
-FLEXIBLESUSY_PATCH=0
+FLEXIBLESUSY_PATCH=1
 FLEXIBLESUSY_EXTRA=""
 FLEXIBLESUSY_VERSION="${FLEXIBLESUSY_MAJOR}.${FLEXIBLESUSY_MINOR}.${FLEXIBLESUSY_PATCH}${FLEXIBLESUSY_EXTRA}"
 GIT_COMMIT=$(git rev-parse HEAD 2> /dev/null || echo unknown)