diff --git a/stdlib/public/Observation/Sources/Observation/CMakeLists.txt b/stdlib/public/Observation/Sources/Observation/CMakeLists.txt
index c1124141d1ad5..cdd12cc7abbc3 100644
--- a/stdlib/public/Observation/Sources/Observation/CMakeLists.txt
+++ b/stdlib/public/Observation/Sources/Observation/CMakeLists.txt
@@ -32,6 +32,15 @@ add_swift_target_library(swiftObservation ${SWIFT_STDLIB_LIBRARY_BUILD_TYPES} IS
   LINK_FLAGS "${SWIFT_RUNTIME_SWIFT_LINK_FLAGS}"
 
   SWIFT_MODULE_DEPENDS _Concurrency
+  SWIFT_MODULE_DEPENDS_ANDROID Android
+  SWIFT_MODULE_DEPENDS_LINUX Glibc
+  SWIFT_MODULE_DEPENDS_LINUX_STATIC Musl
+  SWIFT_MODULE_DEPENDS_FREEBSD Glibc
+  SWIFT_MODULE_DEPENDS_OPENBSD Glibc
+  SWIFT_MODULE_DEPENDS_CYGWIN Glibc
+  SWIFT_MODULE_DEPENDS_HAIKU Glibc
+  SWIFT_MODULE_DEPENDS_WINDOWS WinSDK
+
   INSTALL_IN_COMPONENT stdlib
 
   MACCATALYST_BUILD_FLAVOR "zippered"
diff --git a/stdlib/public/Observation/Sources/Observation/Locking.swift b/stdlib/public/Observation/Sources/Observation/Locking.swift
index c92c88de6cc2c..6171465a2eceb 100644
--- a/stdlib/public/Observation/Sources/Observation/Locking.swift
+++ b/stdlib/public/Observation/Sources/Observation/Locking.swift
@@ -23,8 +23,8 @@ import Glibc
 import Musl
 #elseif canImport(WinSDK)
 import WinSDK
-#elseif canImport(Bionic)
-import Bionic
+#elseif canImport(Android)
+import Android
 #elseif arch(wasm32)
 #else
 #error("Unsupported platform")