diff --git a/bpmn-intellij-plugin-commons/src/main/kotlin/com/valb3r/bpmn/intellij/plugin/commons/actions/DefaultAttachBpmnDebuggerToDbAction.kt b/bpmn-intellij-plugin-commons/src/main/kotlin/com/valb3r/bpmn/intellij/plugin/commons/actions/DefaultAttachBpmnDebuggerToDbAction.kt
index 3898bbb50..5b52aec8c 100644
--- a/bpmn-intellij-plugin-commons/src/main/kotlin/com/valb3r/bpmn/intellij/plugin/commons/actions/DefaultAttachBpmnDebuggerToDbAction.kt
+++ b/bpmn-intellij-plugin-commons/src/main/kotlin/com/valb3r/bpmn/intellij/plugin/commons/actions/DefaultAttachBpmnDebuggerToDbAction.kt
@@ -74,7 +74,7 @@ abstract class IntelliJBpmnDebugger(private val schema: DbElement): BpmnDebugger
     private fun fetchFromDb(project: Project, processId: String): ExecutedElements? {
         try {
             val connProvider = DbImplUtil.getDatabaseConnection(schema, DGDepartment.INTROSPECTION)?.get()
-            // Old IntelliJ provides only getJdbcConnection
+            // TODO !COMPATIBILITY: Old IntelliJ provides only getJdbcConnection
             try {
                 val jdbcSupplier = connProvider?.javaClass?.getMethod("getJdbcConnection")
                 if (true != jdbcSupplier?.isAccessible) {
diff --git a/bpmn-intellij-plugin-core/src/main/kotlin/com/valb3r/bpmn/intellij/plugin/core/render/CanvasConstants.kt b/bpmn-intellij-plugin-core/src/main/kotlin/com/valb3r/bpmn/intellij/plugin/core/render/CanvasConstants.kt
index 4a92d8e51..02d12049a 100644
--- a/bpmn-intellij-plugin-core/src/main/kotlin/com/valb3r/bpmn/intellij/plugin/core/render/CanvasConstants.kt
+++ b/bpmn-intellij-plugin-core/src/main/kotlin/com/valb3r/bpmn/intellij/plugin/core/render/CanvasConstants.kt
@@ -1,6 +1,5 @@
 package com.valb3r.bpmn.intellij.plugin.core.render
 
-import com.intellij.util.ui.UIUtil
 import java.awt.geom.Point2D
 
 interface CanvasConstants {
@@ -12,9 +11,20 @@ interface CanvasConstants {
 }
 
 data class DefaultCanvasConstants(
-        override val epsilon: Float = 0.1f,
-        override val anchorAttractionThreshold: Float = 5.0f,
-        override val baseCursorSize: Float = if (UIUtil.isJreHiDPIEnabled()) 20.0f else 10.0f,
-        override val defaultCameraOrigin: Point2D.Float = Point2D.Float(0f, 0f),
-        override val defaultZoomRatio: Float = 1f
+    override val epsilon: Float = 0.1f,
+    override val anchorAttractionThreshold: Float = 5.0f,
+    override val baseCursorSize: Float = if (isJreHiDPIEnabled()) 20.0f else 10.0f,
+    override val defaultCameraOrigin: Point2D.Float = Point2D.Float(0f, 0f),
+    override val defaultZoomRatio: Float = 1f
 ): CanvasConstants
+
+fun isJreHiDPIEnabled(): Boolean {
+    return try {
+        val jreHighDpiUtil = Class.forName("com.intellij.ui.JreHiDpiUtil")
+        jreHighDpiUtil.getMethod("isJreHiDPIEnabled").invoke(null) as Boolean
+    } catch (ex: Exception) {
+        // TODO !COMPATIBILITY: com.intellij.util.ui.UIUtil.isJreHiDPIEnabled is scheduled for removal in 2021.3, keeping it as fallback for 2018.1
+        val uiUtil = Class.forName("com.intellij.util.ui.UIUtil")
+        uiUtil.getMethod("isJreHiDPIEnabled").invoke(null) as Boolean
+    }
+}
\ No newline at end of file