diff --git a/compiler/tests/org/jetbrains/kotlin/daemon/CompilerDaemonTest.kt b/compiler/tests/org/jetbrains/kotlin/daemon/CompilerDaemonTest.kt
index 6c8c7433ed8..672aefed4ab 100644
--- a/compiler/tests/org/jetbrains/kotlin/daemon/CompilerDaemonTest.kt
+++ b/compiler/tests/org/jetbrains/kotlin/daemon/CompilerDaemonTest.kt
@@ -75,7 +75,7 @@ public class CompilerDaemonTest : KotlinIntegrationTestBase() {
 
             val logFile = createTempFile("kotlin-daemon-test.", ".log")
 
-            val daemonJVMOptions = configureDaemonJVMOptions("D$COMPILE_DAEMON_LOG_PATH_PROPERTY=\"${logFile.absolutePath}\"",
+            val daemonJVMOptions = configureDaemonJVMOptions("D$COMPILE_DAEMON_LOG_PATH_PROPERTY=\"${logFile.loggerCompatiblePath}\"",
                                                              inheritMemoryLimits = false, inheritAdditionalProperties = false)
             var daemonShotDown = false
 
@@ -154,11 +154,11 @@ public class CompilerDaemonTest : KotlinIntegrationTestBase() {
             val logFile1 = createTempFile("kotlin-daemon1-test", ".log")
             val logFile2 = createTempFile("kotlin-daemon2-test", ".log")
             val daemonJVMOptions1 =
-                    configureDaemonJVMOptions("D$COMPILE_DAEMON_LOG_PATH_PROPERTY=\"${logFile1.absolutePath}\"",
+                    configureDaemonJVMOptions("D$COMPILE_DAEMON_LOG_PATH_PROPERTY=\"${logFile1.loggerCompatiblePath}\"",
                                               inheritMemoryLimits = false, inheritAdditionalProperties = false)
 
             val daemonJVMOptions2 =
-                    configureDaemonJVMOptions("D$COMPILE_DAEMON_LOG_PATH_PROPERTY=\"${logFile2.absolutePath}\"",
+                    configureDaemonJVMOptions("D$COMPILE_DAEMON_LOG_PATH_PROPERTY=\"${logFile2.loggerCompatiblePath}\"",
                                               inheritMemoryLimits = false, inheritAdditionalProperties = false)
 
             TestCase.assertTrue(logFile1.length() == 0L && logFile2.length() == 0L)
@@ -191,7 +191,7 @@ public class CompilerDaemonTest : KotlinIntegrationTestBase() {
 
             val logFile = createTempFile("kotlin-daemon-test", ".log")
             val daemonJVMOptions =
-                    configureDaemonJVMOptions("D$COMPILE_DAEMON_LOG_PATH_PROPERTY=\"${logFile.absolutePath}\"",
+                    configureDaemonJVMOptions("D$COMPILE_DAEMON_LOG_PATH_PROPERTY=\"${logFile.loggerCompatiblePath}\"",
                                               inheritMemoryLimits = false, inheritAdditionalProperties = false)
 
             val daemon = KotlinCompilerClient.connectToCompileService(compilerId, flagFile, daemonJVMOptions, daemonOptions, DaemonReportingTargets(out = System.err), autostart = true)
@@ -218,7 +218,7 @@ public class CompilerDaemonTest : KotlinIntegrationTestBase() {
 
             val logFile = createTempFile("kotlin-daemon-test", ".log")
             val daemonJVMOptions =
-                    configureDaemonJVMOptions("D$COMPILE_DAEMON_LOG_PATH_PROPERTY=\"${logFile.absolutePath}\"",
+                    configureDaemonJVMOptions("D$COMPILE_DAEMON_LOG_PATH_PROPERTY=\"${logFile.loggerCompatiblePath}\"",
                                               inheritMemoryLimits = false, inheritAdditionalProperties = false)
 
             val daemon = KotlinCompilerClient.connectToCompileService(compilerId, flagFile, daemonJVMOptions, daemonOptions, DaemonReportingTargets(out = System.err), autostart = true)
@@ -249,7 +249,7 @@ public class CompilerDaemonTest : KotlinIntegrationTestBase() {
 
             val logFile = createTempFile("kotlin-daemon-test", ".log")
             val daemonJVMOptions =
-                    configureDaemonJVMOptions("D$COMPILE_DAEMON_LOG_PATH_PROPERTY=\"${logFile.absolutePath}\"",
+                    configureDaemonJVMOptions("D$COMPILE_DAEMON_LOG_PATH_PROPERTY=\"${logFile.loggerCompatiblePath}\"",
                                               inheritMemoryLimits = false, inheritAdditionalProperties = false)
 
             val daemon = KotlinCompilerClient.connectToCompileService(compilerId, flagFile, daemonJVMOptions, daemonOptions, DaemonReportingTargets(out = System.err), autostart = true)
@@ -426,4 +426,12 @@ internal inline fun witFlagFile(prefix: String, suffix: String? = null, body: (F
     finally {
         file.delete()
     }
-}
\ No newline at end of file
+}
+
+// java.util.logger used in the daemon silently forgets to log into a file specified in the config on Windows,
+// if file path is given in windows form (using backslash as a separator); the reason is unknown
+// this function makes a path with forward slashed, that works on windows too
+internal val File.loggerCompatiblePath: String
+    get() =
+        if (OSKind.current == OSKind.Windows) absolutePath.replace('\\', '/')
+        else absolutePath
\ No newline at end of file
diff --git a/jps-plugin/test/org/jetbrains/kotlin/jps/build/SimpleKotlinJpsBuildTest.kt b/jps-plugin/test/org/jetbrains/kotlin/jps/build/SimpleKotlinJpsBuildTest.kt
index 1ec16d5065e..c0458769bd8 100644
--- a/jps-plugin/test/org/jetbrains/kotlin/jps/build/SimpleKotlinJpsBuildTest.kt
+++ b/jps-plugin/test/org/jetbrains/kotlin/jps/build/SimpleKotlinJpsBuildTest.kt
@@ -18,10 +18,7 @@ package org.jetbrains.kotlin.jps.build
 
 import com.intellij.util.PathUtil
 import org.jetbrains.jps.model.java.JpsJavaExtensionService
-import org.jetbrains.kotlin.rmi.COMPILE_DAEMON_CLIENT_ALIVE_PATH_PROPERTY
-import org.jetbrains.kotlin.rmi.COMPILE_DAEMON_ENABLED_PROPERTY
-import org.jetbrains.kotlin.rmi.COMPILE_DAEMON_LOG_PATH_PROPERTY
-import org.jetbrains.kotlin.rmi.COMPILE_DAEMON_VERBOSE_REPORT_PROPERTY
+import org.jetbrains.kotlin.rmi.*
 import org.jetbrains.kotlin.test.KotlinTestUtils
 import java.io.File
 
@@ -75,7 +72,7 @@ public class SimpleKotlinJpsBuildTest : AbstractKotlinJpsBuildTestCase() {
         val flagFile = File.createTempFile("kotlin-jps - tests-", "-is-running");
         val logFile = File.createTempFile("kotlin-daemon", ".log")
         System.setProperty(COMPILE_DAEMON_CLIENT_ALIVE_PATH_PROPERTY, flagFile.absolutePath)
-        System.setProperty(COMPILE_DAEMON_LOG_PATH_PROPERTY, logFile.absolutePath)
+        System.setProperty(COMPILE_DAEMON_LOG_PATH_PROPERTY, logFile.loggerCompatiblePath)
         try {
             testLoadingKotlinFromDifferentModules()
         }
@@ -88,3 +85,13 @@ public class SimpleKotlinJpsBuildTest : AbstractKotlinJpsBuildTestCase() {
         }
     }
 }
+
+// copied from CompilerDaemonTest.kt
+// TODO: find shared place for this function
+// java.util.logger used in the daemon silently forgets to log into a file specified in the config on Windows,
+// if file path is given in windows form (using backslash as a separator); the reason is unknown
+// this function makes a path with forward slashed, that works on windows too
+internal val File.loggerCompatiblePath: String
+    get() =
+    if (OSKind.current == OSKind.Windows) absolutePath.replace('\\', '/')
+    else absolutePath