diff --git a/include/groundvm.h b/include/groundvm.h
index 7fbad50..3e592c3 100644
--- a/include/groundvm.h
+++ b/include/groundvm.h
@@ -56,7 +56,7 @@ typedef struct GroundError {
 /*
  * Stores literal values created in a Ground program.
  */
-typedef struct GroundValue {
+typedef struct __attribute__((packed)) GroundValue {
     GroundValueType type;
     struct GroundStruct* customType;
     union {
diff --git a/src/types.h b/src/types.h
index 600322c..a074664 100644
--- a/src/types.h
+++ b/src/types.h
@@ -60,7 +60,7 @@ typedef struct GroundError {
  *    createIntGroundValue(), createDoubleGroundValue(), createStringGroundvalue(),
  *    createCharGroundValue(), createBoolGroundValue(), freeGroundValue()
  */
-typedef struct GroundValue {
+typedef struct __attribute__((packed)) GroundValue {
     GroundValueType type;
     struct GroundStruct* customType;
     union {