diff --git a/src/chain.h b/src/chain.h
index 4236e5a7adff..2f2de9243f5e 100644
--- a/src/chain.h
+++ b/src/chain.h
@@ -10,14 +10,19 @@
 #include <consensus/params.h>
 #include <flatfile.h>
 #include <primitives/block.h>
+#include <serialize.h>
 #include <sync.h>
 #include <uint256.h>
 
+#include <algorithm>
+#include <cassert>
+#include <cstdint>
+#include <string>
 #include <vector>
 
 /**
  * Maximum amount of time that a block timestamp is allowed to exceed the
- * current network-adjusted time before the block will be accepted.
+ * current time before the block will be accepted.
  */
 static constexpr int64_t MAX_FUTURE_BLOCK_TIME = 2 * 60 * 60;
 
diff --git a/src/net_processing.cpp b/src/net_processing.cpp
index 3d428992565e..ccb71a995932 100644
--- a/src/net_processing.cpp
+++ b/src/net_processing.cpp
@@ -36,6 +36,7 @@
 #include <util/check.h>
 #include <util/strencodings.h>
 #include <util/system.h>
+#include <util/time.h>
 #include <util/trace.h>
 #include <util/underlying.h>
 #include <validation.h>
@@ -70,7 +71,6 @@
 
 #include <algorithm>
 #include <atomic>
-#include <chrono>
 #include <future>
 #include <list>
 #include <memory>
diff --git a/src/node/miner.cpp b/src/node/miner.cpp
index 919db864a008..5fd40313d6cf 100644
--- a/src/node/miner.cpp
+++ b/src/node/miner.cpp
@@ -19,9 +19,9 @@
 #include <policy/policy.h>
 #include <pow.h>
 #include <primitives/transaction.h>
-#include <timedata.h>
 #include <util/moneystr.h>
 #include <util/system.h>
+#include <util/time.h>
 #include <validation.h>
 
 #include <chainlock/chainlock.h>
diff --git a/src/rpc/mining.cpp b/src/rpc/mining.cpp
index 7f871feafb61..fe01abbb725d 100644
--- a/src/rpc/mining.cpp
+++ b/src/rpc/mining.cpp
@@ -38,6 +38,7 @@
 #include <util/strencodings.h>
 #include <util/string.h>
 #include <util/system.h>
+#include <util/time.h>
 #include <util/translation.h>
 #include <validation.h>
 #include <validationinterface.h>
diff --git a/src/timedata.h b/src/timedata.h
index 3779486c1f88..0b6fcc883293 100644
--- a/src/timedata.h
+++ b/src/timedata.h
@@ -5,11 +5,8 @@
 #ifndef BITCOIN_TIMEDATA_H
 #define BITCOIN_TIMEDATA_H
 
-#include <util/time.h>
-
 #include <algorithm>
 #include <cassert>
-#include <chrono>
 #include <cstdint>
 #include <vector>