2 files changed, 4 insertions, 2 deletions

diff --git a/src/firejail/env.c b/src/firejail/env.c
index ede5f812d..da3c3ac53 100644
--- a/src/firejail/env.c
+++ b/src/firejail/env.c
@@ -279,7 +279,8 @@ static void env_apply_list(const char * const *list, unsigned int num_items) {
 
         while (env) {
                 if (env->op == SETENV) {
-                        for (unsigned int i = 0; i < num_items; i++)
+                        unsigned int i;
+                        for (i = 0; i < num_items; i++)
                                 if (strcmp(env->name, list[i]) == 0) {
                                         // sanity check for whitelisted environment variables
                                         if (strlen(env->name) + strlen(env->value) >= MAX_ENV_LEN) {
diff --git a/src/firejail/util.c b/src/firejail/util.c
index b2a0c85f1..a0af3d4bf 100644
--- a/src/firejail/util.c
+++ b/src/firejail/util.c
@@ -56,7 +56,8 @@ long long unsigned parse_arg_size(char *str) {
         }
 
         /* checks for is value valid positive number */
-        for (int i = 0; i < len; i++) {
+        int i;
+        for (i = 0; i < len; i++) {
                 if (!isdigit(*(str+i))) {
                         return 0;
                 }