diff --git a/error.c b/error.c
index 054a780a..bc618630 100644
--- a/error.c
+++ b/error.c
@@ -12,7 +12,7 @@
 #include "picrin/error.h"
 
 void
-pic_abort(pic_state *pic, const char *msg)
+pic_panic(pic_state *pic, const char *msg)
 {
   UNUSED(pic);
 
@@ -98,7 +98,7 @@ pic_raise(pic_state *pic, pic_value err)
   pic->err = err;
   if (! pic->jmp) {
     puts(pic_errmsg(pic));
-    pic_abort(pic, "no handler found on stack");
+    pic_panic(pic, "no handler found on stack");
   }
 
   longjmp(*pic->jmp, 1);
diff --git a/gc.c b/gc.c
index bb241a43..6712dd9e 100644
--- a/gc.c
+++ b/gc.c
@@ -138,7 +138,7 @@ pic_alloc(pic_state *pic, size_t size)
 
   ptr = alloc(NULL, size);
   if (ptr == NULL && size > 0) {
-    pic_abort(pic, "memory exhausted");
+    pic_panic(pic, "memory exhausted");
   }
   return ptr;
 }
@@ -148,7 +148,7 @@ pic_realloc(pic_state *pic, void *ptr, size_t size)
 {
   ptr = alloc(ptr, size);
   if (ptr == NULL && size > 0) {
-    pic_abort(pic, "memory exhausted");
+    pic_panic(pic, "memory exhausted");
   }
   return ptr;
 }
@@ -161,7 +161,7 @@ pic_calloc(pic_state *pic, size_t count, size_t size)
   size *= count;
   ptr = alloc(NULL, size);
   if (ptr == NULL && size > 0) {
-    pic_abort(pic, "memory exhausted");
+    pic_panic(pic, "memory exhausted");
   }
   memset(ptr, 0, size);
   return ptr;
@@ -523,7 +523,7 @@ gc_mark_object(pic_state *pic, struct pic_object *obj)
   case PIC_TT_CHAR:
   case PIC_TT_EOF:
   case PIC_TT_UNDEF:
-    pic_abort(pic, "logic flaw");
+    pic_panic(pic, "logic flaw");
   }
 }
 
@@ -717,7 +717,7 @@ gc_finalize_object(pic_state *pic, struct pic_object *obj)
   case PIC_TT_CHAR:
   case PIC_TT_EOF:
   case PIC_TT_UNDEF:
-    pic_abort(pic, "logic flaw");
+    pic_panic(pic, "logic flaw");
   }
 }
 
@@ -846,7 +846,7 @@ pic_obj_alloc_unsafe(pic_state *pic, size_t size, enum pic_tt tt)
       add_heap_page(pic);
       obj = (struct pic_object *)gc_alloc(pic, size);
       if (obj == NULL)
-	pic_abort(pic, "GC memory exhausted");
+	pic_panic(pic, "GC memory exhausted");
     }
   }
   obj->tt = tt;
diff --git a/include/picrin.h b/include/picrin.h
index fe564822..3df0c538 100644
--- a/include/picrin.h
+++ b/include/picrin.h
@@ -203,7 +203,7 @@ void pic_import(pic_state *, pic_value);
 void pic_import_library(pic_state *, struct pic_lib *);
 void pic_export(pic_state *, pic_sym);
 
-noreturn void pic_abort(pic_state *, const char *);
+noreturn void pic_panic(pic_state *, const char *);
 noreturn void pic_errorf(pic_state *, const char *, ...);
 void pic_warnf(pic_state *, const char *, ...);
 pic_str *pic_get_backtrace(pic_state *);
diff --git a/symbol.c b/symbol.c
index 6629abac..c15a967d 100644
--- a/symbol.c
+++ b/symbol.c
@@ -78,7 +78,7 @@ pic_ungensym(pic_state *pic, pic_sym base)
 
   name = pic_symbol_name(pic, base);
   if ((occr = strrchr(name, '@')) == NULL) {
-    pic_abort(pic, "logic flaw");
+    pic_panic(pic, "logic flaw");
   }
   return pic_intern(pic, name, occr - name);
 }