diff --git a/java_tools/enum2string.jar b/java_tools/enum2string.jar
index 88d1710bc7..a495430e56 100644
Binary files a/java_tools/enum2string.jar and b/java_tools/enum2string.jar differ
diff --git a/java_tools/enum_to_string/src/com/rusefi/EnumToStringTest.java b/java_tools/enum_to_string/src/com/rusefi/EnumToStringTest.java
index 53ee14ffc3..e0074362fe 100644
--- a/java_tools/enum_to_string/src/com/rusefi/EnumToStringTest.java
+++ b/java_tools/enum_to_string/src/com/rusefi/EnumToStringTest.java
@@ -24,6 +24,7 @@ public class EnumToStringTest {
         assertTrue(isKeyValueLine("MIN"));
         assertTrue(isKeyValueLine("MIN = 2,"));
         assertTrue(isKeyValueLine("MIN = -3,"));
+        assertTrue(isKeyValueLine("Force_4_bytes_size_operation_mode_e = ENUM_32_BITS,"));
         assertTrue(isKeyValueLine("MIN = 0x02,"));
         assertTrue(isKeyValueLine("MIN = 0xa2,"));
         assertTrue(isKeyValueLine("MIN = 0xB2,"));
diff --git a/java_tools/enum_to_string/src/com/rusefi/EnumsReader.java b/java_tools/enum_to_string/src/com/rusefi/EnumsReader.java
index 400674dc15..52826f2f2a 100644
--- a/java_tools/enum_to_string/src/com/rusefi/EnumsReader.java
+++ b/java_tools/enum_to_string/src/com/rusefi/EnumsReader.java
@@ -56,6 +56,6 @@ public class EnumsReader {
     }
 
     static boolean isKeyValueLine(String line) {
-        return removeSpaces(line).matches("[a-zA-Z_$][a-zA-Z\\d_$]*(=(0x[0-9a-fA-F]+|(-)?[0-9]+))*,?");
+        return removeSpaces(line).matches("[a-zA-Z_$][a-zA-Z\\d_$]*(=(0x[0-9a-fA-F]+|(-)?[0-9]+|([-a-zA-Z\\d_])*))*,?");
     }
 }