diff --git a/.appveyor.yml b/.appveyor.yml
index ef3c5c3e..5fb0da67 100644
--- a/.appveyor.yml
+++ b/.appveyor.yml
@@ -11,5 +11,5 @@ platform:
   - x64
 build_script:
   - git submodule update --init --recursive
-  - scripts\build_all.bat
+  - scripts\build_release.bat
 test: off
diff --git a/.travis.yml b/.travis.yml
index a76dd9e1..19311380 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -52,4 +52,4 @@ before_script:
   - git lfs install
   - git lfs pull
 script:
-  - ./scripts/build_all.sh
+  - ./scripts/build_release.sh
diff --git a/modules/enum.hpp b/modules/enum.hpp
index 34dacc9b..e3bf360c 160000
--- a/modules/enum.hpp
+++ b/modules/enum.hpp
@@ -1 +1 @@
-Subproject commit 34dacc9b25763c1668164ce323c1622c58df5614
+Subproject commit e3bf360c5c97b994e2e90f68fbaca9647383f963
diff --git a/untests/sources/untests_utils/json_utils.cpp b/untests/sources/untests_utils/json_utils.cpp
index 4ecbd371..fa5790ce 100644
--- a/untests/sources/untests_utils/json_utils.cpp
+++ b/untests/sources/untests_utils/json_utils.cpp
@@ -106,28 +106,28 @@ TEST_CASE("json_utils") {
     REQUIRE_FALSE(doc.Parse(json_source).HasParseError());
     REQUIRE(doc.IsObject());
     {
-        bool t;
+        bool t = false;
         REQUIRE(json_utils::try_parse_value(doc["tt"], t));
         REQUIRE(t);
 
-        bool f;
+        bool f = true;
         REQUIRE(json_utils::try_parse_value(doc["ff"], f));
         REQUIRE_FALSE(f);
 
         REQUIRE_FALSE(json_utils::try_parse_value(doc["tt_"], t));
         REQUIRE_FALSE(json_utils::try_parse_value(doc["ff_"], f));
 
-        int i;
+        int i = 0;
         REQUIRE(json_utils::try_parse_value(doc["i"], i));
         REQUIRE(i == 42);
         REQUIRE_FALSE(json_utils::try_parse_value(doc["i_"], i));
 
-        unsigned u;
+        unsigned u = 0;
         REQUIRE(json_utils::try_parse_value(doc["u"], u));
         REQUIRE(u == 42);
         REQUIRE_FALSE(json_utils::try_parse_value(doc["u_"], u));
 
-        float ff;
+        float ff = 0.f;
         REQUIRE(json_utils::try_parse_value(doc["f0"], ff));
         REQUIRE(math::approximately(ff, 1.2f));
         REQUIRE(json_utils::try_parse_value(doc["f1"], ff));