diff --git a/litho-annotations/src/main/java/com/facebook/litho/annotations/BUCK b/litho-annotations/src/main/java/com/facebook/litho/annotations/BUCK
index a9d1d5bb96a..fdfbe34d11d 100644
--- a/litho-annotations/src/main/java/com/facebook/litho/annotations/BUCK
+++ b/litho-annotations/src/main/java/com/facebook/litho/annotations/BUCK
@@ -18,6 +18,7 @@ litho_android_library(
     ]),
     autoglob = False,
     feature = FBApp_UIFrameworks_Litho_Litho,
+    k2 = True,
     labels = [],
     provided_deps = [
         LITHO_ANDROIDSUPPORT_TARGET,
diff --git a/litho-coroutines-kotlin/src/main/kotlin/com/facebook/litho/BUCK b/litho-coroutines-kotlin/src/main/kotlin/com/facebook/litho/BUCK
index 5321db62782..6e0d11c675d 100644
--- a/litho-coroutines-kotlin/src/main/kotlin/com/facebook/litho/BUCK
+++ b/litho-coroutines-kotlin/src/main/kotlin/com/facebook/litho/BUCK
@@ -32,6 +32,7 @@ litho_android_library(
     abi_generation_mode = "source_only",
     autoglob = False,
     feature = FBApp_UIFrameworks_Litho_Litho,
+    k2 = True,
     labels = [],
     provided_deps = [
         LITHO_ANDROIDSUPPORT_TARGET,
diff --git a/litho-editor-core/src/main/java/com/facebook/litho/editor/BUCK b/litho-editor-core/src/main/java/com/facebook/litho/editor/BUCK
index cb397a35186..81243f4d4a6 100644
--- a/litho-editor-core/src/main/java/com/facebook/litho/editor/BUCK
+++ b/litho-editor-core/src/main/java/com/facebook/litho/editor/BUCK
@@ -16,6 +16,7 @@ fb_android_library(
     ]),
     autoglob = False,
     feature = FBApp_UIFrameworks_Litho_Litho,
+    k2 = True,
     labels = [],
     pure_kotlin = False,
     visibility = [
diff --git a/litho-live-data/src/main/kotlin/com/facebook/litho/BUCK b/litho-live-data/src/main/kotlin/com/facebook/litho/BUCK
index 2c128b9aee9..922cbc16b6f 100644
--- a/litho-live-data/src/main/kotlin/com/facebook/litho/BUCK
+++ b/litho-live-data/src/main/kotlin/com/facebook/litho/BUCK
@@ -9,6 +9,7 @@ litho_android_library(
     srcs = glob(["**/*.kt"]),
     abi_generation_mode = "source_only",
     autoglob = False,
+    k2 = True,
     labels = [],
     visibility = [
         "PUBLIC",
diff --git a/litho-perf-logger/src/main/kotlin/com/facebook/litho/performance/BUCK b/litho-perf-logger/src/main/kotlin/com/facebook/litho/performance/BUCK
index 04652a3b9c9..74feecb5fa3 100644
--- a/litho-perf-logger/src/main/kotlin/com/facebook/litho/performance/BUCK
+++ b/litho-perf-logger/src/main/kotlin/com/facebook/litho/performance/BUCK
@@ -13,6 +13,7 @@ litho_android_library(
     ]),
     autoglob = False,
     feature = FBApp_UIFrameworks_Litho_Litho,
+    k2 = True,
     labels = [],
     pure_kotlin = False,
     required_for_source_only_abi = True,
diff --git a/litho-sections-core/src/main/java/com/facebook/litho/sections/BUCK b/litho-sections-core/src/main/java/com/facebook/litho/sections/BUCK
index 33838dd8416..3afe389a8e7 100644
--- a/litho-sections-core/src/main/java/com/facebook/litho/sections/BUCK
+++ b/litho-sections-core/src/main/java/com/facebook/litho/sections/BUCK
@@ -23,6 +23,7 @@ load(
 litho_android_library(
     name = "sections",
     feature = FBApp_UIFrameworks_Litho_Litho,
+    k2 = True,
     labels = [],
     pure_kotlin = False,
     required_for_source_only_abi = True,
diff --git a/litho-widget-kotlin/src/main/kotlin/com/facebook/litho/widget/canvas/BUCK b/litho-widget-kotlin/src/main/kotlin/com/facebook/litho/widget/canvas/BUCK
index 86b6664de2b..fe97f55f062 100644
--- a/litho-widget-kotlin/src/main/kotlin/com/facebook/litho/widget/canvas/BUCK
+++ b/litho-widget-kotlin/src/main/kotlin/com/facebook/litho/widget/canvas/BUCK
@@ -25,6 +25,7 @@ load(
 litho_android_library(
     name = "canvas",
     feature = FBApp_UIFrameworks_Litho_Litho,
+    k2 = True,
     labels = [],
     visibility = ["PUBLIC"],
     deps = [