diff --git a/backend.native/cli.bc/src/org/jetbrains/kotlin/cli/bc/K2NativeCompilerArguments.java b/backend.native/cli.bc/src/org/jetbrains/kotlin/cli/bc/K2NativeCompilerArguments.java
index e36f0f057f0..bb89176ca88 100644
--- a/backend.native/cli.bc/src/org/jetbrains/kotlin/cli/bc/K2NativeCompilerArguments.java
+++ b/backend.native/cli.bc/src/org/jetbrains/kotlin/cli/bc/K2NativeCompilerArguments.java
@@ -51,7 +51,7 @@ public class K2NativeCompilerArguments extends CommonCompilerArguments {
     // The rest of the options are only interesting for developers.
     // Make sure to prepend them with double dash.
 
-    @Argument(value = "list_targets", prefix = "--", description = "List available hardware targets")
+    @Argument(value = "list_targets", description = "List available hardware targets")
     public boolean listTargets;
 
     @Argument(value = "print_ir", prefix = "--", description = "Print IR")
@@ -87,7 +87,7 @@ public class K2NativeCompilerArguments extends CommonCompilerArguments {
     @ValueDescription("<Phase>")
     public String[] verbosePhases;
 
-    @Argument(value = "list", prefix = "--", description = "List all backend phases")
+    @Argument(value = "list_phases", prefix = "--", description = "List all backend phases")
     public boolean listPhases;
 
     @Argument(value = "time", prefix = "--", description = "Report execution time for compiler phases")
diff --git a/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/KonanPhases.kt b/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/KonanPhases.kt
index 72996c5902b..9301cad1f8a 100644
--- a/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/KonanPhases.kt
+++ b/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/KonanPhases.kt
@@ -48,7 +48,7 @@ object KonanPhases {
 
     fun known(name: String): String {
         if (phases[name] == null) {
-            error("Unknown phase: $name. Use -list to see the list of phases.")
+            error("Unknown phase: $name. Use --list_phases to see the list of phases.")
         }
         return name
     }
diff --git a/cmd/konanc b/cmd/konanc
index 9c05f1a1cbc..1aa0faf4204 100755
--- a/cmd/konanc
+++ b/cmd/konanc
@@ -24,8 +24,8 @@ while [ $# -gt 0 ]; do
       echo "TODO: need to pass arguments to all the tools somehow."
       shift
       ;;
-    -time)
-      konan_args=("${konan_args[@]}" -time)
+    --time)
+      konan_args=("${konan_args[@]}" --time)
       java_args=("${java_args[@]}" -agentlib:hprof=cpu=samples -Dkonan.profile=true)
       JAVACMD="time $JAVACMD"
       shift