diff --git a/exosphere/cache.h b/exosphere/cache.h
index c7f43fb01..03fa1a9a4 100644
--- a/exosphere/cache.h
+++ b/exosphere/cache.h
@@ -15,6 +15,6 @@ void invalidate_dcache_all(void);
 void flush_dcache_range(const void *start, const void *end);
 void invalidate_dcache_range(const void *start, const void *end);
 
-void invalidate_icache_all(void);
+void invalidate_icache_inner_shareable(void);
 
 #endif
diff --git a/exosphere/cache.s b/exosphere/cache.s
index c84f9e14d..a39d708fc 100644
--- a/exosphere/cache.s
+++ b/exosphere/cache.s
@@ -213,17 +213,17 @@ invalidate_dcache_range:
     ret
 
 /*
- * void __asm_invalidate_icache_all(void) (-> invalidate_icache_all)
+ * void __asm_invalidate_icache_all(void) (-> invalidate_icache_inner_shareable)
  *
  * invalidate all icache entries.
  */
-.section    .text.invalidate_icache_all, "ax", %progbits
-.type       invalidate_icache_all, %function
-.global     invalidate_icache_all
-invalidate_icache_all:
-    dsb sy
+.section    .text.invalidate_icache_inner_shareable, "ax", %progbits
+.type       invalidate_icache_inner_shareable, %function
+.global     invalidate_icache_inner_shareable
+invalidate_icache_inner_shareable:
+    dsb ish
     isb
-    ic  iallu
-    dsb sy
+    ic  ialluis
+    dsb ish
     isb
     ret