diff --git a/Libraries/LibIPC/Decoder.cpp b/Libraries/LibIPC/Decoder.cpp
index 2ed7b25a04c..a72ffc63620 100644
--- a/Libraries/LibIPC/Decoder.cpp
+++ b/Libraries/LibIPC/Decoder.cpp
@@ -9,7 +9,6 @@
 #include <AK/NumericLimits.h>
 #include <AK/Utf16String.h>
 #include <LibCore/AnonymousBuffer.h>
-#include <LibCore/DateTime.h>
 #include <LibCore/Proxy.h>
 #include <LibCore/Socket.h>
 #include <LibIPC/Decoder.h>
@@ -149,13 +148,6 @@ ErrorOr<Core::AnonymousBuffer> decode(Decoder& decoder)
     return Core::AnonymousBuffer::create_from_anon_fd(anon_file.take_fd(), size);
 }
 
-template<>
-ErrorOr<Core::DateTime> decode(Decoder& decoder)
-{
-    auto timestamp = TRY(decoder.decode<i64>());
-    return Core::DateTime::from_timestamp(static_cast<time_t>(timestamp));
-}
-
 template<>
 ErrorOr<Core::ProxyData> decode(Decoder& decoder)
 {
diff --git a/Libraries/LibIPC/Encoder.cpp b/Libraries/LibIPC/Encoder.cpp
index 07000dda4fe..d9e96cdce79 100644
--- a/Libraries/LibIPC/Encoder.cpp
+++ b/Libraries/LibIPC/Encoder.cpp
@@ -17,7 +17,6 @@
 #include <AK/Utf16String.h>
 #include <AK/Utf16View.h>
 #include <LibCore/AnonymousBuffer.h>
-#include <LibCore/DateTime.h>
 #include <LibCore/Proxy.h>
 #include <LibCore/System.h>
 #include <LibIPC/Encoder.h>
@@ -181,12 +180,6 @@ ErrorOr<void> encode(Encoder& encoder, Core::AnonymousBuffer const& buffer)
     return {};
 }
 
-template<>
-ErrorOr<void> encode(Encoder& encoder, Core::DateTime const& datetime)
-{
-    return encoder.encode(static_cast<i64>(datetime.timestamp()));
-}
-
 template<>
 ErrorOr<void> encode(Encoder& encoder, Core::ProxyData const& proxy)
 {