diff --git a/core/src/bindings/bind_faction.c b/core/src/bindings/bind_faction.c
index 775cb5ab8..53a4f4fc7 100644
--- a/core/src/bindings/bind_faction.c
+++ b/core/src/bindings/bind_faction.c
@@ -127,11 +127,11 @@ static int tolua_faction_set_magic(lua_State * L)
 {
   faction *self = (faction *) tolua_tousertype(L, 1, 0);
   const char *type = tolua_tostring(L, 2, 0);
-  magic_t mtype;
+  int mtype;
 
   for (mtype = 0; mtype != MAXMAGIETYP; ++mtype) {
     if (strcmp(magic_school[mtype], type) == 0) {
-      self->magiegebiet = mtype;
+      self->magiegebiet = (magic_t)mtype;
       break;
     }
   }
diff --git a/core/src/bindings/bind_gmtool.c b/core/src/bindings/bind_gmtool.c
index 01e4dff80..9a1483b76 100644
--- a/core/src/bindings/bind_gmtool.c
+++ b/core/src/bindings/bind_gmtool.c
@@ -23,7 +23,7 @@ static int tolua_run_mapper(lua_State * L)
 
 static int tolua_highlight_region(lua_State * L)
 {
-  region *r = tolua_tousertype(L, 1, 0);
+  region *r = (region *)tolua_tousertype(L, 1, 0);
   int select = tolua_toboolean(L, 2, 0);
   highlight_region(r, select);
   return 0;
diff --git a/core/src/bindings/bind_unit.c b/core/src/bindings/bind_unit.c
index e19684bdc..cbb840305 100755
--- a/core/src/bindings/bind_unit.c
+++ b/core/src/bindings/bind_unit.c
@@ -273,7 +273,7 @@ static int tolua_unit_get_magic(lua_State * L)
 static void unit_setmagic(unit * u, const char *type)
 {
   sc_mage *mage = get_mage(u);
-  magic_t mtype;
+  int mtype;
   for (mtype = 0; mtype != MAXMAGIETYP; ++mtype) {
     if (strcmp(magic_school[mtype], type) == 0)
       break;
@@ -281,7 +281,7 @@ static void unit_setmagic(unit * u, const char *type)
   if (mtype == MAXMAGIETYP)
     return;
   if (mage == NULL) {
-    mage = create_mage(u, mtype);
+    mage = create_mage(u, (magic_t)mtype);
   }
 }
 
diff --git a/core/src/kernel/battle.c b/core/src/kernel/battle.c
index b38443fd6..039e7d35a 100644
--- a/core/src/kernel/battle.c
+++ b/core/src/kernel/battle.c
@@ -3404,7 +3404,7 @@ fighter *make_fighter(battle * b, unit * u, side * s1, bool attack)
     for (itm = u->items; itm; itm = itm->next) {
       if (itm->type->rtype->atype) {
         if (i_canuse(u, itm->type)) {
-          struct armor *adata = malloc(sizeof(armor)), **aptr;
+          struct armor *adata = (struct armor *)malloc(sizeof(armor)), **aptr;
           adata->atype = itm->type->rtype->atype;
           adata->count = itm->number;
           for (aptr = &fig->armors; *aptr; aptr = &(*aptr)->next) {
diff --git a/core/src/kernel/building.c b/core/src/kernel/building.c
index 4b0c08eae..f8a749187 100644
--- a/core/src/kernel/building.c
+++ b/core/src/kernel/building.c
@@ -376,7 +376,7 @@ const building_type *findbuildingtype(const char *name,
     quicklist *ql = buildingtypes;
     int qi;
 
-    bn = calloc(sizeof(local_names), 1);
+    bn = (local_names *)calloc(sizeof(local_names), 1);
     bn->next = bnames;
     bn->lang = lang;