diff --git a/project/AndroidManifestTemplate.xml b/project/AndroidManifestTemplate.xml
index 5eefada5f..336a97e49 100644
--- a/project/AndroidManifestTemplate.xml
+++ b/project/AndroidManifestTemplate.xml
@@ -7,6 +7,7 @@
 >
     <application android:label="@string/app_name"
                  android:icon="@drawable/icon"
+                 android:debuggable="true"
     >
         <activity android:name=".MainActivity"
                   android:label="@string/app_name"
diff --git a/project/jni/Application.mk b/project/jni/Application.mk
index 543b413de..014ed0bf8 100644
--- a/project/jni/Application.mk
+++ b/project/jni/Application.mk
@@ -1,6 +1,7 @@
 APP_PROJECT_PATH := $(call my-dir)/..
 
 APP_STL := gnustl_static
+APP_CFLAGS := -O2 -DNDEBUG -g # arm-linux-androideabi-4.4.3 crashes in -O0 mode on SDL sources
 
 include jni/Settings.mk
 
diff --git a/project/jni/application/setEnvironment-r5b.sh b/project/jni/application/setEnvironment-r5b.sh
index 8d63c0f49..49b203338 100755
--- a/project/jni/application/setEnvironment-r5b.sh
+++ b/project/jni/application/setEnvironment-r5b.sh
@@ -45,6 +45,11 @@ echo $APP_MODULES | xargs -n 1 echo | while read LIB ; do
 done
 )
 
+if [ -n "$CRYSTAX_WCHAR" ]; then
+	CRYSTAX_WCHAR_INCLUDE=-I$NDK/sources/wchar-support/include
+	CRYSTAX_WCHAR_LIB="$NDK/sources/wchar-support/libs/armeabi/libwchar_static.a"
+fi
+
 CFLAGS="\
 -fexceptions -frtti \
 -fpic -ffunction-sections -funwind-tables -D__ARM_ARCH_5__ -D__ARM_ARCH_5T__ -D__ARM_ARCH_5E__ -D__ARM_ARCH_5TE__  -Wno-psabi \
@@ -55,7 +60,8 @@ CFLAGS="\
 -I$NDK/sources/cxx-stl/gnu-libstdc++/include \
 -I$NDK/sources/cxx-stl/gnu-libstdc++/libs/armeabi/include \
 -I$LOCAL_PATH/../sdl-1.2/include \
-`echo $APP_MODULES | sed \"s@\([-a-zA-Z0-9_.]\+\)@-I$LOCAL_PATH/../\1/include@g\"`"
+`echo $APP_MODULES | sed \"s@\([-a-zA-Z0-9_.]\+\)@-I$LOCAL_PATH/../\1/include@g\"` \
+$CRYSTAX_WCHAR_INCLUDE"
 
 LDFLAGS="\
 -fexceptions -frtti \
@@ -71,7 +77,8 @@ $NDK/platforms/$PLATFORMVER/arch-arm/usr/lib/libz.so \
 $NDK/platforms/$PLATFORMVER/arch-arm/usr/lib/libstdc++.a \
 -L$NDK/platforms/$PLATFORMVER/arch-arm/usr/lib \
 -L$LOCAL_PATH/../../obj/local/armeabi -Wl,--no-undefined -Wl,-z,noexecstack \
--Wl,-rpath-link=$NDK/platforms/$PLATFORMVER/arch-arm/usr/lib -lsupc++ -lsdl_fake_stdout -Wl,-u,_SDL_ANDROID_initFakeStdout"
+-Wl,-rpath-link=$NDK/platforms/$PLATFORMVER/arch-arm/usr/lib -lsupc++ -lsdl_fake_stdout -Wl,-u,_SDL_ANDROID_initFakeStdout \
+$CRYSTAX_WCHAR_LIB"
 
 env PATH=$NDK/toolchains/$GCCPREFIX-$GCCVER/prebuilt/$MYARCH/bin:$LOCAL_PATH:$PATH \
 CFLAGS="$CFLAGS" \
diff --git a/project/jni/application/setEnvironment.sh b/project/jni/application/setEnvironment.sh
index 471f1d556..091e6d1e8 100755
--- a/project/jni/application/setEnvironment.sh
+++ b/project/jni/application/setEnvironment.sh
@@ -13,8 +13,12 @@ LOCAL_PATH=`dirname $0`
 LOCAL_PATH=`cd $LOCAL_PATH && pwd`
 
 SCRIPT=setEnvironment-r4b.sh
-if [ -n "`echo $NDK | grep android-ndk-r5b`" ]; then
+CRYSTAX_WCHAR=
+if [ -n "`echo $NDK | grep 'android-ndk-r5b\|android-ndk-r5-crystax-1.beta3'`" ]; then
 	SCRIPT=setEnvironment-r5b.sh
+	if [ -n "`echo $NDK | grep 'android-ndk-r5-crystax-1.beta3'`" ]; then
+		CRYSTAX_WCHAR=1
+	fi
 fi
 
-$LOCAL_PATH/$SCRIPT "$@"
+env CRYSTAX_WCHAR=$CRYSTAX_WCHAR $LOCAL_PATH/$SCRIPT "$@"
diff --git a/project/jni/application/vcmi/vcmi-android.diff b/project/jni/application/vcmi/vcmi-android.diff
index 10949f9fd..d589fc522 100644
--- a/project/jni/application/vcmi/vcmi-android.diff
+++ b/project/jni/application/vcmi/vcmi-android.diff
@@ -13,28 +13,28 @@ Index: global.h
  //filesystem version 3 causes problems (and it's default as of boost 1.46)
  #define BOOST_FILESYSTEM_VERSION 2
  typedef boost::uint64_t ui64; //unsigned int 64 bits (8 bytes)
-@@ -623,7 +627,25 @@
+@@ -622,8 +626,25 @@
+ public:
  	CLogger& operator<<(std::ostream& (*fun)(std::ostream&))
  	{
++#ifdef ANDROID
++		std::ostringstream os;
++		os << fun;
++		int loglevel = ANDROID_LOG_INFO;
++		switch(lvl) {
++			case 0: loglevel = ANDROID_LOG_INFO; break;
++			case 1: loglevel = ANDROID_LOG_FATAL; break;
++			case 2: loglevel = ANDROID_LOG_ERROR; break;
++			case 3: loglevel = ANDROID_LOG_WARN; break;
++			case 4: loglevel = ANDROID_LOG_INFO; break;
++			case 5: loglevel = ANDROID_LOG_DEBUG; break;
++			case 6: case -2: loglevel = ANDROID_LOG_VERBOSE; break;
++		};
++		__android_log_print(loglevel, "VCMI", "%s", os.str().c_str());
++#endif
  		if(lvl < CONSOLE_LOGGING_LEVEL)
 +		{
-+#ifdef ANDROID
-+			std::ostringstream os;
-+			os << fun;
-+			int loglevel = ANDROID_LOG_INFO;
-+			switch(lvl) {
-+				case 0: loglevel = ANDROID_LOG_INFO; break;
-+				case 1: loglevel = ANDROID_LOG_FATAL; break;
-+				case 2: loglevel = ANDROID_LOG_ERROR; break;
-+				case 3: loglevel = ANDROID_LOG_WARN; break;
-+				case 4: loglevel = ANDROID_LOG_INFO; break;
-+				case 5: loglevel = ANDROID_LOG_DEBUG; break;
-+				case 6: case -2: loglevel = ANDROID_LOG_VERBOSE; break;
-+			};
-+			__android_log_print(loglevel, "VCMI", "%s", os.str().c_str());
-+#else
  			std::cout << fun;
-+#endif
 +		}
  		if((lvl < FILE_LOGGING_LEVEL) && logfile)
  			*logfile << fun;
diff --git a/project/jni/boost/Android.mk b/project/jni/boost/Android.mk
index 0a65a1a43..7a8ea47b8 100644
--- a/project/jni/boost/Android.mk
+++ b/project/jni/boost/Android.mk
@@ -3,9 +3,7 @@ LOCAL_PATH := $(call my-dir)
 include $(CLEAR_VARS)
 
 LOCAL_MODULE := $(notdir $(LOCAL_PATH))
-#ifeq ($(LOCAL_MODULE),boost)
-#$(error Do not use "boost" as dependency, use boost_filesystem, boost_iostreams etc)
-#endif
+ifneq ($(LOCAL_MODULE),boost)
 
 LOCAL_C_INCLUDES := $(LOCAL_PATH)/include
 
@@ -22,3 +20,5 @@ $(abspath $(LOCAL_PATH)/../../obj/local/armeabi-v7a/lib$(LOCAL_MODULE).a): $(LOC
 .PHONY: OVERRIDE_CUSTOM_LIB
 OVERRIDE_CUSTOM_LIB:
 endif
+
+endif
diff --git a/project/jni/ffmpeg/Android.mk b/project/jni/ffmpeg/Android.mk
index 87c5f8e02..af4c569fb 100644
--- a/project/jni/ffmpeg/Android.mk
+++ b/project/jni/ffmpeg/Android.mk
@@ -3,9 +3,7 @@ LOCAL_PATH := $(call my-dir)
 include $(CLEAR_VARS)
 
 LOCAL_MODULE := $(notdir $(LOCAL_PATH))
-#ifeq ($(LOCAL_MODULE),ffmpeg)
-#$(error Do not use "ffmpeg" as dependency, use avformat, swscale etc)
-#endif
+ifneq ($(LOCAL_MODULE),ffmpeg)
 
 LOCAL_C_INCLUDES := $(LOCAL_PATH)/include
 
@@ -22,3 +20,5 @@ $(abspath $(LOCAL_PATH)/../../obj/local/armeabi-v7a/lib$(LOCAL_MODULE).so): $(LO
 .PHONY: OVERRIDE_CUSTOM_LIB
 OVERRIDE_CUSTOM_LIB:
 endif
+
+endif