diff --git a/include/options.h b/include/options.h
index ffcb36e0..1a4a8a93 100644
--- a/include/options.h
+++ b/include/options.h
@@ -99,8 +99,6 @@
 /*#define BIG_CITY *//* allow 10x civs in 'c' sectors */
 #define INTERDICT_ATT		/* interdict post-attack move in */
 #define	SHOWPLANE /**/
-#define	NUKEFAILDETONATE /**/
-#define	MISSINGMISSILES		/* Missiles have a change to miss the target */
 #define	UPDATESCHED		/* Used to controle update times and should always */
 #ifdef UPDATESCHED		/* be used */
 #define	DEMANDUPDATE		/* NOTE! Depends on UPDATESCHED! Don't use without it! */
diff --git a/include/optlist.h b/include/optlist.h
index 517e7fba..428529c3 100644
--- a/include/optlist.h
+++ b/include/optlist.h
@@ -72,7 +72,6 @@ extern int opt_NO_HCMS;
 extern int opt_NO_LCMS;
 extern int opt_NO_OIL;
 extern int opt_NO_PLAGUE;
-extern int opt_NUKEFAILDETONATE;
 extern int opt_PINPOINTMISSILE;
 extern int opt_RES_POP;
 extern int opt_ROLLOVER_AVAIL;
diff --git a/src/lib/global/options.c b/src/lib/global/options.c
index 490b33be..3b7b325d 100644
--- a/src/lib/global/options.c
+++ b/src/lib/global/options.c
@@ -243,12 +243,6 @@ int opt_SAIL = 1;
 int opt_SAIL = 0;
 #endif
 
-#ifdef NUKEFAILDETONATE
-int opt_NUKEFAILDETONATE = 1;
-#else
-int opt_NUKEFAILDETONATE = 0;
-#endif
-
 #ifdef SHIPNAMES
 int opt_SHIPNAMES = 1;
 #else
@@ -321,7 +315,6 @@ struct option_list Options[] = {
     {"NOFOOD", &opt_NOFOOD},
     {"NOMOBCOST", &opt_NOMOBCOST},
     {"NONUKES", &opt_NONUKES},
-    {"NUKEFAILDETONATE", &opt_NUKEFAILDETONATE},
     {"PINPOINTMISSILE", &opt_PINPOINTMISSILE},
     {"RES_POP", &opt_RES_POP},
     {"SAIL", &opt_SAIL},
diff --git a/src/lib/subs/mslsub.c b/src/lib/subs/mslsub.c
index f06a3782..b6d30a13 100644
--- a/src/lib/subs/mslsub.c
+++ b/src/lib/subs/mslsub.c
@@ -103,23 +103,18 @@ msl_hit(struct plnstr *pp, int hardtarget, int type, int news_item,
 	       * (1 - techfact(pp->pln_tech, 1.0)))) {
 	mpr(pp->pln_own, "KABOOOOM!  Missile explodes %s!\n", from);
 	if (chance(0.33)) {
-	    if (pp->pln_nuketype != (s_char)-1 && opt_NUKEFAILDETONATE) {
-		pp->pln_flags &= ~PLN_AIRBURST;
-		detonate(pp, pp->pln_x, pp->pln_y);
-	    } else {
-		dam = pln_damage(pp, pp->pln_x, pp->pln_y,
-				 'p', &dummyi, 1) / 2;
-		if (dam) {
-		    if (pp->pln_ship >= 0) {
-			shipdamage(&ship, dam);
-			putship(ship.shp_uid, &ship);
-		    } else {
-			pr("Explosion damages %s %d%%",
-			   xyas(pp->pln_x, pp->pln_y, pp->pln_own), dam);
-			getsect(pp->pln_x, pp->pln_y, &sect);
-			sectdamage(&sect, dam, 0);
-			putsect(&sect);
-		    }
+	    dam = pln_damage(pp, pp->pln_x, pp->pln_y,
+			     'p', &dummyi, 1) / 2;
+	    if (dam) {
+		if (pp->pln_ship >= 0) {
+		    shipdamage(&ship, dam);
+		    putship(ship.shp_uid, &ship);
+		} else {
+		    pr("Explosion damages %s %d%%",
+		       xyas(pp->pln_x, pp->pln_y, pp->pln_own), dam);
+		    getsect(pp->pln_x, pp->pln_y, &sect);
+		    sectdamage(&sect, dam, 0);
+		    putsect(&sect);
 		}
 	    }
 	}