diff --git a/src/libguac/guacamole/parser-constants.h b/src/libguac/guacamole/parser-constants.h
index 2342534c..85da9404 100644
--- a/src/libguac/guacamole/parser-constants.h
+++ b/src/libguac/guacamole/parser-constants.h
@@ -39,7 +39,7 @@
 /**
  * The maximum number of elements per instruction, including the opcode.
  */
-#define GUAC_INSTRUCTION_MAX_ELEMENTS 64
+#define GUAC_INSTRUCTION_MAX_ELEMENTS 128
 
 #endif