diff --git a/test_asm.sh b/test_asm.sh
index 457220a..77971f6 100755
--- a/test_asm.sh
+++ b/test_asm.sh
@@ -9,13 +9,18 @@ make asm_files > /dev/null
 for ASM_BIN in asm_files/*.bin;
 do
     ./decode "$ASM_BIN" > output.asm 2> /dev/null
-    nasm output.asm -o output.bin
+    nasm output.asm -o output.bin 2> /dev/null
     ASM_FILE=${ASM_BIN%.*}.asm
+    if [ ! -e  output.bin ]; then
+        rm output.asm
+        echo -e "${ASM_FILE}: ${RED}Issue decoding assembly: Could not produce bin${NC}"
+        continue
+    fi
     diff "${ASM_BIN}" output.bin > /dev/null
     if [ $? -eq 0 ]; then
         echo -e "${ASM_FILE}: ${GREEN}Decoded properly${NC}"
     else
-        echo -e "${ASM_FILE}: ${RED}Issue decoding assembly${NC}"
+        echo -e "${ASM_FILE}: ${RED}Bin files do not match!${NC}"
     fi
 
     rm output.asm output.bin