diff --git a/src/d_main.c b/src/d_main.c
index a89f4ed2d..409a66bec 100644
--- a/src/d_main.c
+++ b/src/d_main.c
@@ -1072,7 +1072,7 @@ void D_SRB2Main(void)
 	G_LoadGameSettings();
 
 	// Test Dehacked lists
-	DEH_Check();
+	DEH_TableCheck();
 
 	// Netgame URL special case: change working dir to EXE folder.
 	ChangeDirForUrlHandler();
diff --git a/src/deh_tables.c b/src/deh_tables.c
index 3039bf7de..dd6d7d69f 100644
--- a/src/deh_tables.c
+++ b/src/deh_tables.c
@@ -5457,3 +5457,27 @@ struct int_const_s const INT_CONST[] = {
 
 	{NULL,0}
 };
+
+// For this to work compile-time without being in this file,
+// this function would need to check sizes at runtime, without sizeof
+void DEH_TableCheck(void)
+{
+#if defined(_DEBUG) || defined(PARANOIA)
+	const size_t dehstates = sizeof(STATE_LIST)/sizeof(const char*);
+	const size_t dehmobjs  = sizeof(MOBJTYPE_LIST)/sizeof(const char*);
+	const size_t dehpowers = sizeof(POWERS_LIST)/sizeof(const char*);
+	const size_t dehcolors = sizeof(COLOR_ENUMS)/sizeof(const char*);
+
+	if (dehstates != S_FIRSTFREESLOT)
+		I_Error("You forgot to update the Dehacked states list, you dolt!\n(%d states defined, versus %s in the Dehacked list)\n", S_FIRSTFREESLOT, sizeu1(dehstates));
+
+	if (dehmobjs != MT_FIRSTFREESLOT)
+		I_Error("You forgot to update the Dehacked mobjtype list, you dolt!\n(%d mobj types defined, versus %s in the Dehacked list)\n", MT_FIRSTFREESLOT, sizeu1(dehmobjs));
+
+	if (dehpowers != NUMPOWERS)
+		I_Error("You forgot to update the Dehacked powers list, you dolt!\n(%d powers defined, versus %s in the Dehacked list)\n", NUMPOWERS, sizeu1(dehpowers));
+
+	if (dehcolors != SKINCOLOR_FIRSTFREESLOT)
+		I_Error("You forgot to update the Dehacked colors list, you dolt!\n(%d colors defined, versus %s in the Dehacked list)\n", SKINCOLOR_FIRSTFREESLOT, sizeu1(dehcolors));
+#endif
+}
diff --git a/src/deh_tables.h b/src/deh_tables.h
index 2c6b3e204..d094bcbad 100644
--- a/src/deh_tables.h
+++ b/src/deh_tables.h
@@ -72,4 +72,7 @@ extern const char *const MENUTYPES_LIST[];
 
 extern struct int_const_s const INT_CONST[];
 
+// Moved to this file because it can't work compile-time otherwise
+void DEH_TableCheck(void);
+
 #endif
diff --git a/src/dehacked.c b/src/dehacked.c
index b42663267..c2ea28d27 100644
--- a/src/dehacked.c
+++ b/src/dehacked.c
@@ -645,25 +645,3 @@ void DEH_LoadDehackedLump(lumpnum_t lumpnum)
 {
 	DEH_LoadDehackedLumpPwad(WADFILENUM(lumpnum),LUMPNUM(lumpnum), false);
 }
-
-void DEH_Check(void)
-{
-#if defined(_DEBUG) || defined(PARANOIA)
-	const size_t dehstates = sizeof(STATE_LIST)/sizeof(const char*);
-	const size_t dehmobjs  = sizeof(MOBJTYPE_LIST)/sizeof(const char*);
-	const size_t dehpowers = sizeof(POWERS_LIST)/sizeof(const char*);
-	const size_t dehcolors = sizeof(COLOR_ENUMS)/sizeof(const char*);
-
-	if (dehstates != S_FIRSTFREESLOT)
-		I_Error("You forgot to update the Dehacked states list, you dolt!\n(%d states defined, versus %s in the Dehacked list)\n", S_FIRSTFREESLOT, sizeu1(dehstates));
-
-	if (dehmobjs != MT_FIRSTFREESLOT)
-		I_Error("You forgot to update the Dehacked mobjtype list, you dolt!\n(%d mobj types defined, versus %s in the Dehacked list)\n", MT_FIRSTFREESLOT, sizeu1(dehmobjs));
-
-	if (dehpowers != NUMPOWERS)
-		I_Error("You forgot to update the Dehacked powers list, you dolt!\n(%d powers defined, versus %s in the Dehacked list)\n", NUMPOWERS, sizeu1(dehpowers));
-
-	if (dehcolors != SKINCOLOR_FIRSTFREESLOT)
-		I_Error("You forgot to update the Dehacked colors list, you dolt!\n(%d colors defined, versus %s in the Dehacked list)\n", SKINCOLOR_FIRSTFREESLOT, sizeu1(dehcolors));
-#endif
-}
diff --git a/src/dehacked.h b/src/dehacked.h
index d5256be23..1620314ca 100644
--- a/src/dehacked.h
+++ b/src/dehacked.h
@@ -30,8 +30,6 @@ typedef enum
 void DEH_LoadDehackedLump(lumpnum_t lumpnum);
 void DEH_LoadDehackedLumpPwad(UINT16 wad, UINT16 lump, boolean mainfile);
 
-void DEH_Check(void);
-
 fixed_t get_number(const char *word);
 FUNCPRINTF void deh_warning(const char *first, ...);
 void deh_strlcpy(char *dst, const char *src, size_t size, const char *warntext);