diff --git a/compiler/compiler.pro b/compiler/compiler.pro
index 70a82d11bae..10a361df54a 100644
--- a/compiler/compiler.pro
+++ b/compiler/compiler.pro
@@ -245,3 +245,6 @@ messages/**)
 -keep class org.jetbrains.kotlin.psi.psiUtil.PsiUtilsKt { *; }
 
 -keep class net.jpountz.lz4.* { *; }
+
+# used in LazyScriptDescriptor
+-keep class org.jetbrains.kotlin.utils.addToStdlib.AddToStdlibKt { *; }
diff --git a/compiler/compiler.pro.181 b/compiler/compiler.pro.181
index fa986c3b924..19069f10d5a 100644
--- a/compiler/compiler.pro.181
+++ b/compiler/compiler.pro.181
@@ -227,3 +227,6 @@ messages/**)
 -keep class org.jetbrains.kotlin.psi.psiUtil.PsiUtilsKt { *; }
 
 -keep class net.jpountz.lz4.* { *; }
+
+# used in LazyScriptDescriptor
+-keep class org.jetbrains.kotlin.utils.addToStdlib.AddToStdlibKt { *; }
diff --git a/compiler/compiler.pro.191 b/compiler/compiler.pro.191
index 5c8caa7c076..01c7dce27f9 100644
--- a/compiler/compiler.pro.191
+++ b/compiler/compiler.pro.191
@@ -245,3 +245,6 @@ messages/**)
 -keep class org.jetbrains.kotlin.psi.psiUtil.PsiUtilsKt { *; }
 
 -keep class net.jpountz.lz4.* { *; }
+
+# used in LazyScriptDescriptor
+-keep class org.jetbrains.kotlin.utils.addToStdlib.AddToStdlibKt { *; }
diff --git a/compiler/compiler.pro.as32 b/compiler/compiler.pro.as32
index 6ddd8c19484..c2a1f7a55c9 100644
--- a/compiler/compiler.pro.as32
+++ b/compiler/compiler.pro.as32
@@ -226,3 +226,6 @@ messages/**)
 
 # remove when KT-18563 would be fixed
 -keep class org.jetbrains.kotlin.psi.psiUtil.PsiUtilsKt { *; }
+
+# used in LazyScriptDescriptor
+-keep class org.jetbrains.kotlin.utils.addToStdlib.AddToStdlibKt { *; }
diff --git a/compiler/compiler.pro.as34 b/compiler/compiler.pro.as34
index 5c8caa7c076..01c7dce27f9 100644
--- a/compiler/compiler.pro.as34
+++ b/compiler/compiler.pro.as34
@@ -245,3 +245,6 @@ messages/**)
 -keep class org.jetbrains.kotlin.psi.psiUtil.PsiUtilsKt { *; }
 
 -keep class net.jpountz.lz4.* { *; }
+
+# used in LazyScriptDescriptor
+-keep class org.jetbrains.kotlin.utils.addToStdlib.AddToStdlibKt { *; }