diff --git a/firebase-crashlytics-ndk/CHANGELOG.md b/firebase-crashlytics-ndk/CHANGELOG.md
index dc276b94fc5..4fdaabb8f41 100644
--- a/firebase-crashlytics-ndk/CHANGELOG.md
+++ b/firebase-crashlytics-ndk/CHANGELOG.md
@@ -1,5 +1,6 @@
 # Unreleased
-
+# 19.4.3
+* [changed] Updated internal Crashpad version to commit `8df174`.
 
 # 19.4.2
 * [changed] Updated `firebase-crashlytics` dependency to v19.4.2
diff --git a/firebase-crashlytics-ndk/src/main/jni/Application.mk b/firebase-crashlytics-ndk/src/main/jni/Application.mk
index af0b6b867d1..affe25cf47c 100644
--- a/firebase-crashlytics-ndk/src/main/jni/Application.mk
+++ b/firebase-crashlytics-ndk/src/main/jni/Application.mk
@@ -1,3 +1,3 @@
 APP_ABI := arm64-v8a armeabi-v7a x86_64 x86
 APP_STL := c++_static
-APP_PLATFORM := android-16
+APP_PLATFORM := android-21
diff --git a/firebase-crashlytics-ndk/src/main/jni/crashpad/crashpad_util/Android.mk b/firebase-crashlytics-ndk/src/main/jni/crashpad/crashpad_util/Android.mk
index 56d1a65ea5b..629d69fe687 100644
--- a/firebase-crashlytics-ndk/src/main/jni/crashpad/crashpad_util/Android.mk
+++ b/firebase-crashlytics-ndk/src/main/jni/crashpad/crashpad_util/Android.mk
@@ -44,6 +44,7 @@ LOCAL_SRC_FILES := \
     $(THIRD_PARTY_PATH)/crashpad/util/linux/exception_handler_protocol.cc \
     $(THIRD_PARTY_PATH)/crashpad/util/linux/initial_signal_dispositions.cc \
     $(THIRD_PARTY_PATH)/crashpad/util/linux/memory_map.cc \
+    $(THIRD_PARTY_PATH)/crashpad/util/linux/pac_helper.cc \
     $(THIRD_PARTY_PATH)/crashpad/util/linux/proc_stat_reader.cc \
     $(THIRD_PARTY_PATH)/crashpad/util/linux/proc_task_reader.cc \
     $(THIRD_PARTY_PATH)/crashpad/util/linux/ptrace_broker.cc \
diff --git a/firebase-crashlytics-ndk/src/main/jni/crashpad/mini_chromium_base/Android.mk b/firebase-crashlytics-ndk/src/main/jni/crashpad/mini_chromium_base/Android.mk
index 62cab7de0d4..6ff1e57042b 100644
--- a/firebase-crashlytics-ndk/src/main/jni/crashpad/mini_chromium_base/Android.mk
+++ b/firebase-crashlytics-ndk/src/main/jni/crashpad/mini_chromium_base/Android.mk
@@ -25,6 +25,7 @@ LOCAL_SRC_FILES := \
     $(THIRD_PARTY_PATH)/mini_chromium/base/posix/safe_strerror.cc \
     $(THIRD_PARTY_PATH)/mini_chromium/base/process/memory.cc \
     $(THIRD_PARTY_PATH)/mini_chromium/base/rand_util.cc \
+    $(THIRD_PARTY_PATH)/mini_chromium/base/strings/pattern.cc \
     $(THIRD_PARTY_PATH)/mini_chromium/base/strings/string_number_conversions.cc \
     $(THIRD_PARTY_PATH)/mini_chromium/base/strings/string_util.cc \
     $(THIRD_PARTY_PATH)/mini_chromium/base/strings/stringprintf.cc \
diff --git a/firebase-crashlytics-ndk/src/third_party/crashpad b/firebase-crashlytics-ndk/src/third_party/crashpad
index c902f6b1c9e..8df174c64ca 160000
--- a/firebase-crashlytics-ndk/src/third_party/crashpad
+++ b/firebase-crashlytics-ndk/src/third_party/crashpad
@@ -1 +1 @@
-Subproject commit c902f6b1c9e43224181969110b83e0053b2ddd3c
+Subproject commit 8df174c64ca2b9dc0f83b089d30760867966b173
diff --git a/firebase-crashlytics-ndk/src/third_party/lss b/firebase-crashlytics-ndk/src/third_party/lss
index 9719c1e1e67..ed31caa60f2 160000
--- a/firebase-crashlytics-ndk/src/third_party/lss
+++ b/firebase-crashlytics-ndk/src/third_party/lss
@@ -1 +1 @@
-Subproject commit 9719c1e1e676814c456b55f5f070eabad6709d31
+Subproject commit ed31caa60f20a4f6569883b2d752ef7522de51e0
diff --git a/firebase-crashlytics-ndk/src/third_party/mini_chromium b/firebase-crashlytics-ndk/src/third_party/mini_chromium
index 4332ddb6963..8b56c771841 160000
--- a/firebase-crashlytics-ndk/src/third_party/mini_chromium
+++ b/firebase-crashlytics-ndk/src/third_party/mini_chromium
@@ -1 +1 @@
-Subproject commit 4332ddb6963750e1106efdcece6d6e2de6dc6430
+Subproject commit 8b56c7718412ec7d12d05522f7af0cbb787cbb00