diff --git a/plugins/android/androidpreferences.ui b/plugins/android/androidpreferences.ui
--- a/plugins/android/androidpreferences.ui
+++ b/plugins/android/androidpreferences.ui
@@ -22,7 +22,11 @@
     </widget>
    </item>
    <item row="2" column="1">
-    <widget class="KUrlRequester" name="kcfg_cmakeToolchain"/>
+    <widget class="KUrlRequester" name="kcfg_cmakeToolchain">
+    <property name="mode">
+    <set>KFile::File|KFile::ExistingOnly|KFile::LocalOnly</set>
+    </property>
+    </widget>
    </item>
    <item row="3" column="0">
     <widget class="QLabel" name="label_2">
@@ -32,7 +36,11 @@
     </widget>
    </item>
    <item row="3" column="1">
-    <widget class="KUrlRequester" name="kcfg_ndk"/>
+    <widget class="KUrlRequester" name="kcfg_ndk">
+    <property name="mode">
+     <set>KFile::Directory|KFile::ExistingOnly|KFile::LocalOnly</set>
+    </property>
+    </widget>
    </item>
    <item row="4" column="0">
     <widget class="QLabel" name="label_3">
@@ -42,7 +50,11 @@
     </widget>
    </item>
    <item row="4" column="1">
-    <widget class="KUrlRequester" name="kcfg_sdk"/>
+    <widget class="KUrlRequester" name="kcfg_sdk">
+    <property name="mode">
+     <set>KFile::Directory|KFile::ExistingOnly|KFile::LocalOnly</set>
+    </property>
+    </widget>
    </item>
    <item row="5" column="0">
     <widget class="QLabel" name="label_4">
diff --git a/plugins/android/androidruntime.cpp b/plugins/android/androidruntime.cpp
--- a/plugins/android/androidruntime.cpp
+++ b/plugins/android/androidruntime.cpp
@@ -22,6 +22,7 @@
 
 #include <KProcess>
 #include <QProcess>
+#include <QUrl>
 
 using namespace KDevelop;
 
@@ -43,19 +44,18 @@
 static void setEnvironmentVariables(QProcess* process)
 {
     auto env = process->processEnvironment();
-    env.insert(QStringLiteral("ANDROID_NDK"),      AndroidRuntime::s_settings->ndk());
-    env.insert(QStringLiteral("ANDROID_SDK_ROOT"), AndroidRuntime::s_settings->sdk());
+    env.insert(QStringLiteral("ANDROID_NDK"),      QUrl(AndroidRuntime::s_settings->ndk()).toLocalFile());
+    env.insert(QStringLiteral("ANDROID_SDK_ROOT"), QUrl(AndroidRuntime::s_settings->sdk()).toLocalFile());
     process->setProcessEnvironment(env);
 }
 
 //integrates with ECM
 static QStringList args()
 {
     return {
-        QLatin1String("-DCMAKE_TOOLCHAIN_FILE=") + AndroidRuntime::s_settings->cmakeToolchain(),
-
+        QLatin1String("-DCMAKE_TOOLCHAIN_FILE=") + QUrl(AndroidRuntime::s_settings->cmakeToolchain()).toLocalFile(),
         QLatin1String("-DANDROID_ABI=") + AndroidRuntime::s_settings->abi(),
-        QLatin1String("-DANDROID_NDK=") + AndroidRuntime::s_settings->ndk(),
+        QLatin1String("-DANDROID_NDK=") + QUrl(AndroidRuntime::s_settings->ndk()).toLocalFile(),
         QLatin1String("-DANDROID_TOOLCHAIN=") + AndroidRuntime::s_settings->toolchain(),
         QLatin1String("-DANDROID_API_LEVEL=") + AndroidRuntime::s_settings->api(),
         QLatin1String("-DANDROID_ARCHITECTURE=") + AndroidRuntime::s_settings->arch(),