diff --git a/build.profile b/build.profile
index 771881e..04429da 100644
--- a/build.profile
+++ b/build.profile
@@ -54,7 +54,7 @@ BUILD_libfontttf=liberation-fonts-ttf-2.1.5
 BUILD_libfontttf_SRCURL="https://beehive.molgen.mpg.de/31b453e0b77bacde410a34a725b34f8a/${BUILD_libfontttf}.tar.gz"
 
 # gits
-BUILD_imagemagick=imagemagick-7.1.1-36-5-g115271ece
+BUILD_imagemagick=imagemagick-7.1.1-36
 BUILD_imagemagick_SRCURL="https://github.com/ImageMagick/ImageMagick.git"
 
 BUILD_pngquant=pngquant-3.0.3-6-g9a4952d
diff --git a/imagemagick.build.sh b/imagemagick.build.sh
index a4d19bf..a057867 100755
--- a/imagemagick.build.sh
+++ b/imagemagick.build.sh
@@ -21,15 +21,16 @@ if [[ -e "${BUILD_PKG}".tar ]]; then
 fi
 
 if [[ ! -d ${BUILD_PKG} ]]; then
-    git clone "${SRCURL}" --single-branch "${BUILD_PKG}"
-    # check version
-    pushd "${BUILD_PKG}"
-    GITVER=imagemagick-$(git describe --tags)
-    popd
-    if [ "${GITVER}" != "${BUILD_PKG}" ]; then
-      echo "${BUILD_PKG} should be updated to ${GITVER} update!"
-      exit 1
-    fi
+    git clone "${SRCURL}" --branch ${BUILD_PKG##imagemagick-} --single-branch "${BUILD_PKG}"
+fi
+
+# check version
+pushd "${BUILD_PKG}"
+GITVER=imagemagick-$(git describe --tags)
+popd
+if [ "${GITVER}" != "${BUILD_PKG}" ]; then
+  echo "newer version than ${BUILD_PKG} found. please update to ${GITVER}"
+  exit 1
 fi
 
 if [[ ! -e ${BUILD_PKG}.tar ]]; then