diff --git a/src/avalanche/avalanche.h b/src/avalanche/avalanche.h
new file mode 100644
--- /dev/null
+++ b/src/avalanche/avalanche.h
@@ -0,0 +1,30 @@
+// Copyright (c) 2021 The Bitcoin developers
+// Distributed under the MIT software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#ifndef BITCOIN_AVALANCHE_AVALANCHE_H
+#define BITCOIN_AVALANCHE_AVALANCHE_H
+
+#include <cstddef>
+#include <memory>
+
+namespace avalanche {
+class Processor;
+}
+
+/**
+ * Is avalanche enabled by default.
+ */
+static constexpr bool AVALANCHE_DEFAULT_ENABLED = false;
+
+/**
+ * Avalanche default cooldown in milliseconds.
+ */
+static constexpr size_t AVALANCHE_DEFAULT_COOLDOWN = 100;
+
+/**
+ * Global avalanche instance.
+ */
+extern std::unique_ptr<avalanche::Processor> g_avalanche;
+
+#endif // BITCOIN_AVALANCHE_AVALANCHE_H
diff --git a/src/avalanche/processor.h b/src/avalanche/processor.h
--- a/src/avalanche/processor.h
+++ b/src/avalanche/processor.h
@@ -36,11 +36,6 @@
 
 using NodePeerManager = PeerManager;
 
-/**
- * Is avalanche enabled by default.
- */
-static constexpr bool AVALANCHE_DEFAULT_ENABLED = false;
-
 /**
  * Finalization score.
  */
@@ -50,10 +45,7 @@
  * Maximum item that can be polled at once.
  */
 static constexpr size_t AVALANCHE_MAX_ELEMENT_POLL = 16;
-/**
- * Avalanche default cooldown in milliseconds.
- */
-static constexpr size_t AVALANCHE_DEFAULT_COOLDOWN = 100;
+
 /**
  * How long before we consider that a query timed out.
  */
@@ -335,9 +327,4 @@
 
 } // namespace avalanche
 
-/**
- * Global avalanche instance.
- */
-extern std::unique_ptr<avalanche::Processor> g_avalanche;
-
 #endif // BITCOIN_AVALANCHE_PROCESSOR_H
diff --git a/src/init.cpp b/src/init.cpp
--- a/src/init.cpp
+++ b/src/init.cpp
@@ -11,6 +11,7 @@
 
 #include <addrman.h>
 #include <amount.h>
+#include <avalanche/avalanche.h>
 #include <avalanche/processor.h>
 #include <avalanche/validation.h>
 #include <banman.h>
diff --git a/src/net_processing.cpp b/src/net_processing.cpp
--- a/src/net_processing.cpp
+++ b/src/net_processing.cpp
@@ -6,6 +6,7 @@
 #include <net_processing.h>
 
 #include <addrman.h>
+#include <avalanche/avalanche.h>
 #include <avalanche/processor.h>
 #include <avalanche/proof.h>
 #include <avalanche/validation.h>
diff --git a/src/rpc/avalanche.cpp b/src/rpc/avalanche.cpp
--- a/src/rpc/avalanche.cpp
+++ b/src/rpc/avalanche.cpp
@@ -2,6 +2,7 @@
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
+#include <avalanche/avalanche.h>
 #include <avalanche/delegation.h>
 #include <avalanche/delegationbuilder.h>
 #include <avalanche/peermanager.h>
diff --git a/src/validation.cpp b/src/validation.cpp
--- a/src/validation.cpp
+++ b/src/validation.cpp
@@ -7,6 +7,7 @@
 #include <validation.h>
 
 #include <arith_uint256.h>
+#include <avalanche/avalanche.h>
 #include <avalanche/processor.h>
 #include <blockdb.h>
 #include <blockvalidity.h>