diff --git a/core/src/main/java/com/github/yuriisurzhykov/purs/core/Logger.kt b/core/src/main/java/com/github/yuriisurzhykov/purs/core/Logger.kt
new file mode 100644
index 0000000..7d2ec59
--- /dev/null
+++ b/core/src/main/java/com/github/yuriisurzhykov/purs/core/Logger.kt
@@ -0,0 +1,7 @@
+package com.github.yuriisurzhykov.purs.core
+
+interface Logger {
+    fun d(tag: String, message: String)
+
+    fun e(tag: String, message: String)
+}
\ No newline at end of file