diff --git a/cmake/abseil-cpp.cmake b/cmake/abseil-cpp.cmake
index b52a36a..4c92506 100644
--- a/cmake/abseil-cpp.cmake
+++ b/cmake/abseil-cpp.cmake
@@ -14,7 +14,7 @@
 
 FetchContent_Declare(absl
   GIT_REPOSITORY https://github.com/abseil/abseil-cpp
-  GIT_TAG        ab2e2c4f6062999afaf960759dfccb77f350c702 # 2022-09-15
+  GIT_TAG        efeb95f4491740817a1c37345b66d26bce722ae4 # 2023-03-20
 )
 set(ABSL_CXX_STANDARD ${SAPI_CXX_STANDARD} CACHE STRING "" FORCE)
 set(ABSL_PROPAGATE_CXX_STD ON CACHE BOOL "" FORCE)
diff --git a/sandboxed_api/bazel/sapi_deps.bzl b/sandboxed_api/bazel/sapi_deps.bzl
index 646eba6..502abcf 100644
--- a/sandboxed_api/bazel/sapi_deps.bzl
+++ b/sandboxed_api/bazel/sapi_deps.bzl
@@ -37,9 +37,9 @@ def sapi_deps():
     maybe(
         http_archive,
         name = "com_google_absl",
-        sha256 = "ef76248ccea6dd05762cfdc9a5b234222e1f3b38d31325e35d4172559eac7935",  # 2022-09-15
-        strip_prefix = "abseil-cpp-ab2e2c4f6062999afaf960759dfccb77f350c702",
-        urls = ["https://github.com/abseil/abseil-cpp/archive/ab2e2c4f6062999afaf960759dfccb77f350c702.zip"],
+        sha256 = "adca6c26a90d6791e36bfe5dbc8573182c5fa0726da29901a6b3949d65116e25",  # 2023-03-20
+        strip_prefix = "abseil-cpp-efeb95f4491740817a1c37345b66d26bce722ae4",
+        urls = ["https://github.com/abseil/abseil-cpp/archive/efeb95f4491740817a1c37345b66d26bce722ae4.zip"],
     )
     maybe(
         http_archive,
diff --git a/sandboxed_api/sandbox2/mounts.cc b/sandboxed_api/sandbox2/mounts.cc
index 9ed91ec..5b3d6ca 100644
--- a/sandboxed_api/sandbox2/mounts.cc
+++ b/sandboxed_api/sandbox2/mounts.cc
@@ -64,7 +64,6 @@ absl::string_view GetOutsidePath(const MountTree::Node& node) {
       return node.dir_node().outside();
     default:
       SAPI_RAW_LOG(FATAL, "Invalid node type");
-      return "";  // NOT REACHED
   }
 }
 
diff --git a/sandboxed_api/util/raw_logging.h b/sandboxed_api/util/raw_logging.h
index 331307a..012c761 100644
--- a/sandboxed_api/util/raw_logging.h
+++ b/sandboxed_api/util/raw_logging.h
@@ -56,6 +56,9 @@
     ::sapi::raw_logging_internal::RawLog(SAPI_RAW_LOGGING_INTERNAL_##severity, \
                                          absl_raw_logging_internal_basename,   \
                                          __LINE__, __VA_ARGS__);               \
+    if (SAPI_RAW_LOGGING_INTERNAL_##severity == ::absl::LogSeverity::kFatal) { \
+      ABSL_UNREACHABLE();                                                      \
+    }                                                                          \
   } while (0)
 #endif