diff --git a/tests/ssl-opt.sh b/tests/ssl-opt.sh
index c08af7b04..7cf31156d 100755
--- a/tests/ssl-opt.sh
+++ b/tests/ssl-opt.sh
@@ -408,32 +408,33 @@ run_test() {
 
     # check other assertions
     # lines beginning with == are added by valgrind, ignore them
+    # lines with 'Serious error when reading debug info', are valgrind issues as well
     while [ $# -gt 0 ]
     do
         case $1 in
             "-s")
-                if grep -v '^==' $SRV_OUT | grep "$2" >/dev/null; then :; else
+                if grep -v '^==' $SRV_OUT | grep -v 'Serious error when reading debug info' | grep "$2" >/dev/null; then :; else
                     fail "-s $2"
                     return
                 fi
                 ;;
 
             "-c")
-                if grep -v '^==' $CLI_OUT | grep "$2" >/dev/null; then :; else
+                if grep -v '^==' $CLI_OUT | grep -v 'Serious error when reading debug info' | grep "$2" >/dev/null; then :; else
                     fail "-c $2"
                     return
                 fi
                 ;;
 
             "-S")
-                if grep -v '^==' $SRV_OUT | grep "$2" >/dev/null; then
+                if grep -v '^==' $SRV_OUT | grep -v 'Serious error when reading debug info' | grep "$2" >/dev/null; then
                     fail "-S $2"
                     return
                 fi
                 ;;
 
             "-C")
-                if grep -v '^==' $CLI_OUT | grep "$2" >/dev/null; then
+                if grep -v '^==' $CLI_OUT | grep -v 'Serious error when reading debug info' | grep "$2" >/dev/null; then
                     fail "-C $2"
                     return
                 fi