diff --git a/CHANGES b/CHANGES
index 6fe49fa21..db5d5b457 100644
--- a/CHANGES
+++ b/CHANGES
@@ -130,6 +130,7 @@ Misc:
  - Core: List memory segments in the core
  - Core: Move savestate creation time to extdata
  - Debugger: Add mDebuggerRunFrame convenience function
+ - GBA Memory: Remove unused prefetch cruft
 
 0.5.2: (2016-12-31)
 Bugfixes:
diff --git a/include/mgba/internal/gba/memory.h b/include/mgba/internal/gba/memory.h
index 9507f0e29..1e5c89890 100644
--- a/include/mgba/internal/gba/memory.h
+++ b/include/mgba/internal/gba/memory.h
@@ -132,10 +132,6 @@ struct GBAMemory {
 	char waitstatesSeq16[256];
 	char waitstatesNonseq32[256];
 	char waitstatesNonseq16[256];
-	char waitstatesPrefetchSeq32[16];
-	char waitstatesPrefetchSeq16[16];
-	char waitstatesPrefetchNonseq32[16];
-	char waitstatesPrefetchNonseq16[16];
 	int activeRegion;
 	bool prefetch;
 	uint32_t lastPrefetchedPc;
diff --git a/src/gba/memory.c b/src/gba/memory.c
index 755a538a0..be35f4104 100644
--- a/src/gba/memory.c
+++ b/src/gba/memory.c
@@ -59,12 +59,8 @@ void GBAMemoryInit(struct GBA* gba) {
 	for (i = 0; i < 16; ++i) {
 		gba->memory.waitstatesNonseq16[i] = GBA_BASE_WAITSTATES[i];
 		gba->memory.waitstatesSeq16[i] = GBA_BASE_WAITSTATES_SEQ[i];
-		gba->memory.waitstatesPrefetchNonseq16[i] = GBA_BASE_WAITSTATES[i];
-		gba->memory.waitstatesPrefetchSeq16[i] = GBA_BASE_WAITSTATES_SEQ[i];
 		gba->memory.waitstatesNonseq32[i] = GBA_BASE_WAITSTATES_32[i];
 		gba->memory.waitstatesSeq32[i] = GBA_BASE_WAITSTATES_SEQ_32[i];
-		gba->memory.waitstatesPrefetchNonseq32[i] = GBA_BASE_WAITSTATES_32[i];
-		gba->memory.waitstatesPrefetchSeq32[i] = GBA_BASE_WAITSTATES_SEQ_32[i];
 	}
 	for (; i < 256; ++i) {
 		gba->memory.waitstatesNonseq16[i] = 0;