diff --git a/metadata/security.pEp.txt b/metadata/security.pEp.txt
index ccc46140f4..aefa6a9c4a 100644
--- a/metadata/security.pEp.txt
+++ b/metadata/security.pEp.txt
@@ -48,7 +48,7 @@ Build:1.0.100rc1.withoutKeysync,2
     srclibs=pEpJNIAdapter@cb23e18e4b88,pEpEngine@5ca43900bc58,yml2@2.5.5
     prebuild=rm -vf src/main/res/xml/changelog_master.xml && \
         sed -i 's:file("../pEpJNIAdapter/android"):file("../srclib/pEpJNIAdapter/android"):' ../settings.gradle && \
-		sed -i 's:YML2_PATH=.*$:YML2_PATH=../$$yml2$$:' $$pEpEngine$$/default.conf && \
+        sed -i 's:YML2_PATH=.*$:YML2_PATH=../$$yml2$$:' $$pEpEngine$$/default.conf && \
         sed -i "s:yml2proc:../$$yml2$$/yml2proc:" $$pEpJNIAdapter$$/src/Makefile && \
         sed -i 's:env python:env python2:' $$yml2$$/yml2proc && \
         sed -i "s:backend.includePath.extend(dirs):backend.includePath.extend(['$(realpath $$yml2$$)']):" $$yml2$$/yml2proc && \