diff --git a/updatecoverage.sh b/updatecoverage.sh
index 6c39c11d..398d6571 100755
--- a/updatecoverage.sh
+++ b/updatecoverage.sh
@@ -11,6 +11,8 @@ make coverage COVERAGE_OUTPUT=${tempdir}/coverage
 
 git checkout gh-pages
 
+rm -rf assets/coverage
+
 cp -r ${tempdir}/coverage* assets/coverage/
 
 rm -rf ${tempdir}
diff --git a/updatedoc.sh b/updatedoc.sh
index 14b7092a..142aec68 100755
--- a/updatedoc.sh
+++ b/updatedoc.sh
@@ -13,6 +13,7 @@ cp -r ./doc/html/ ${tempdir}
 
 git checkout gh-pages
 
+rm -rf assets/doxygen
 cp -r ${tempdir}/html/* assets/doxygen/
 
 rm -rf ${tempdir}