diff --git a/libraries/stdlib/common/build.gradle b/libraries/stdlib/common/build.gradle
index 04aadd5d2dc..4b06a753d1d 100644
--- a/libraries/stdlib/common/build.gradle
+++ b/libraries/stdlib/common/build.gradle
@@ -53,8 +53,7 @@ compileTestKotlinCommon {
         freeCompilerArgs += [
                 "-Xuse-experimental=kotlin.Experimental",
                 "-Xuse-experimental=kotlin.ExperimentalUnsignedTypes",
-                "-Xuse-experimental=kotlin.ExperimentalStdlibApi",
-                "-XXLanguage:-NewInference"
+                "-Xuse-experimental=kotlin.ExperimentalStdlibApi"
         ]
     }
 }
diff --git a/libraries/stdlib/jdk7/build.gradle b/libraries/stdlib/jdk7/build.gradle
index f64cf54e52e..92d8287e9ea 100644
--- a/libraries/stdlib/jdk7/build.gradle
+++ b/libraries/stdlib/jdk7/build.gradle
@@ -89,8 +89,7 @@ compileTestKotlin {
             "-Xmulti-platform",
             "-Xuse-experimental=kotlin.Experimental",
             "-Xuse-experimental=kotlin.ExperimentalUnsignedTypes",
-            "-Xuse-experimental=kotlin.ExperimentalStdlibApi",
-            "-XXLanguage:-NewInference"
+            "-Xuse-experimental=kotlin.ExperimentalStdlibApi"
     ]
 }
 
diff --git a/libraries/stdlib/jdk8/build.gradle b/libraries/stdlib/jdk8/build.gradle
index 8ef44ede43d..a5dbf4f0296 100644
--- a/libraries/stdlib/jdk8/build.gradle
+++ b/libraries/stdlib/jdk8/build.gradle
@@ -83,8 +83,7 @@ compileTestKotlin {
             "-Xmulti-platform",
             "-Xuse-experimental=kotlin.Experimental",
             "-Xuse-experimental=kotlin.ExperimentalUnsignedTypes",
-            "-Xuse-experimental=kotlin.ExperimentalStdlibApi",
-            "-XXLanguage:-NewInference"
+            "-Xuse-experimental=kotlin.ExperimentalStdlibApi"
     ]
 }
 
diff --git a/libraries/stdlib/js-ir/build.gradle.kts b/libraries/stdlib/js-ir/build.gradle.kts
index d021882d30e..dc8c6a4d383 100644
--- a/libraries/stdlib/js-ir/build.gradle.kts
+++ b/libraries/stdlib/js-ir/build.gradle.kts
@@ -270,8 +270,7 @@ fun JavaExec.buildJs(sources: List<String>, dependencies: List<String>, outPath:
          "-Xuse-experimental=kotlin.contracts.ExperimentalContracts",
          "-Xuse-experimental=kotlin.ExperimentalMultiplatform",
          "-Xuse-experimental=kotlin.ExperimentalStdlibApi",
-         "-Xuse-experimental=kotlin.ExperimentalUnsignedTypes",
-         "-XXLanguage:-NewInference"
+         "-Xuse-experimental=kotlin.ExperimentalUnsignedTypes"
      )
     args = allArgs
 
diff --git a/libraries/stdlib/js-v1/build.gradle b/libraries/stdlib/js-v1/build.gradle
index 45ffb9c6b19..771fec4ee43 100644
--- a/libraries/stdlib/js-v1/build.gradle
+++ b/libraries/stdlib/js-v1/build.gradle
@@ -155,8 +155,7 @@ compileTestKotlin2Js {
         freeCompilerArgs += [
             "-Xuse-experimental=kotlin.Experimental",
             "-Xuse-experimental=kotlin.ExperimentalUnsignedTypes",
-            "-Xuse-experimental=kotlin.ExperimentalStdlibApi",
-            "-XXLanguage:-NewInference"
+            "-Xuse-experimental=kotlin.ExperimentalStdlibApi"
         ]
     }
 }
diff --git a/libraries/stdlib/jvm/build.gradle b/libraries/stdlib/jvm/build.gradle
index d4f746dfa36..5e9f4ecb354 100644
--- a/libraries/stdlib/jvm/build.gradle
+++ b/libraries/stdlib/jvm/build.gradle
@@ -137,8 +137,7 @@ compileTestKotlin {
         freeCompilerArgs += [
                 "-Xuse-experimental=kotlin.Experimental",
                 "-Xuse-experimental=kotlin.ExperimentalUnsignedTypes",
-                "-Xuse-experimental=kotlin.ExperimentalStdlibApi",
-                "-XXLanguage:-NewInference"
+                "-Xuse-experimental=kotlin.ExperimentalStdlibApi"
         ]
     }
 }
diff --git a/libraries/stdlib/samples/build.gradle b/libraries/stdlib/samples/build.gradle
index 6ca1ecfcab3..0ce806d3947 100644
--- a/libraries/stdlib/samples/build.gradle
+++ b/libraries/stdlib/samples/build.gradle
@@ -15,8 +15,7 @@ compileTestKotlin {
         freeCompilerArgs = [
                 "-Xuse-experimental=kotlin.ExperimentalStdlibApi",
                 "-Xuse-experimental=kotlin.ExperimentalUnsignedTypes",
-                "-Xuse-experimental=kotlin.time.ExperimentalTime",
-                "-XXLanguage:-NewInference"
+                "-Xuse-experimental=kotlin.time.ExperimentalTime"
         ]
     }
 }