diff --git a/main/ast_expr2.fl b/main/ast_expr2.fl
index 8f156e81fcd67c9e84d5934644b885aaefd0cac4..5990a66ed63debbcf2aaccf458fdc5ac87c83791 100644
--- a/main/ast_expr2.fl
+++ b/main/ast_expr2.fl
@@ -241,7 +241,7 @@ int ast_expr(char *expr, char *buf, int length)
 			res_length = snprintf(buf, length, "%ld", (long int) io.val->u.i);
 			return_value = (res_length <= length) ? res_length : length;
 		} else {
-#if defined(STANDALONE) || defined(LOW_MEMORY)
+#if defined(STANDALONE) || defined(LOW_MEMORY) || defined(STANDALONE_AEL)
 			strncpy(buf, io.val->u.s, length - 1);
 #else /* !STANDALONE && !LOW_MEMORY */
 			ast_copy_string(buf, io.val->u.s, length);
diff --git a/main/ast_expr2f.c b/main/ast_expr2f.c
index b0e69450f48404fa4a38c37fccbfb5cd549ec2f5..6ba3244dd19d822ffab1ee9434113daf5f92434e 100644
--- a/main/ast_expr2f.c
+++ b/main/ast_expr2f.c
@@ -3122,7 +3122,7 @@ int ast_expr(char *expr, char *buf, int length)
 			res_length = snprintf(buf, length, "%ld", (long int) io.val->u.i);
 			return_value = (res_length <= length) ? res_length : length;
 		} else {
-#if defined(STANDALONE) || defined(LOW_MEMORY)
+#if defined(STANDALONE) || defined(LOW_MEMORY) || defined(STANDALONE_AEL)
 			strncpy(buf, io.val->u.s, length - 1);
 #else /* !STANDALONE && !LOW_MEMORY */
 			ast_copy_string(buf, io.val->u.s, length);
diff --git a/pbx/ael/ael.flex b/pbx/ael/ael.flex
index 41f24601c16e603da5ddc5ee6170973382437935..cfdd5eb94845092f064bebd3cbe51e475fd284d9 100644
--- a/pbx/ael/ael.flex
+++ b/pbx/ael/ael.flex
@@ -411,7 +411,7 @@ includes	{ STORE_POS; return KW_INCLUDES;}
 			if (*(p1+1) != '/')
 				snprintf(fnamebuf, sizeof(fnamebuf), "%s/%s", ast_config_AST_CONFIG_DIR, p1 + 1);
 			else
-#if defined(STANDALONE) || defined(LOW_MEMORY)
+#if defined(STANDALONE) || defined(LOW_MEMORY) || defined(STANDALONE_AEL)
 				strncpy(fnamebuf, p1 + 1, sizeof(fnamebuf) - 1);
 #else
 				ast_copy_string(fnamebuf, p1 + 1, sizeof(fnamebuf));