diff --git a/CHANGELOG.md b/CHANGELOG.md
index a7da306..85cad6c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,8 @@
+## 0.5.1 (July 21, 2017)
+
+ * Fix version detection
+ * Add support for ARM architecture
+
 ## 0.5.0 (=0.4.4) (July 14, 2017)
 
  * Immediately switch version after installation
diff --git a/libexec/tfenv---version b/libexec/tfenv---version
index 545e6d9..9b3dbc9 100755
--- a/libexec/tfenv---version
+++ b/libexec/tfenv---version
@@ -12,7 +12,7 @@
 set -e
 [ -n "${TFENV_DEBUG}" ] && set -x
 
-version="0.5.0"
+version="0.5.1"
 git_revision=""
 
 if cd "${BASH_SOURCE%/*}" 2>/dev/null && git remote -v 2>/dev/null | grep -q tfenv; then