diff --git a/Code/DataStructs/MultiFPBReader.cpp b/Code/DataStructs/MultiFPBReader.cpp
index 7f6830341..9f1febe1c 100644
--- a/Code/DataStructs/MultiFPBReader.cpp
+++ b/Code/DataStructs/MultiFPBReader.cpp
@@ -11,7 +11,6 @@
 #include <boost/tuple/tuple_comparison.hpp>
 
 #include <RDGeneral/Invariant.h>
-#include <RDGeneral/Ranking.h>
 #include <RDGeneral/RDThreads.h>
 #ifdef RDK_THREADSAFE_SSS
 #include <thread>
diff --git a/Code/GraphMol/FileParsers/MolFileStereochem.cpp b/Code/GraphMol/FileParsers/MolFileStereochem.cpp
index 68cf38006..c28e7c03e 100644
--- a/Code/GraphMol/FileParsers/MolFileStereochem.cpp
+++ b/Code/GraphMol/FileParsers/MolFileStereochem.cpp
@@ -14,7 +14,6 @@
 #include <Geometry/point.h>
 #include <boost/dynamic_bitset.hpp>
 #include <algorithm>
-#include "MolFileStereochem.h"
 #include <RDGeneral/Ranking.h>
 
 namespace RDKit {
diff --git a/Code/GraphMol/FindStereo.cpp b/Code/GraphMol/FindStereo.cpp
index 1b3797f3c..7259b664b 100644
--- a/Code/GraphMol/FindStereo.cpp
+++ b/Code/GraphMol/FindStereo.cpp
@@ -8,7 +8,6 @@
 //  of the RDKit source tree.
 //
 #include <GraphMol/RDKitBase.h>
-#include <RDGeneral/Ranking.h>
 #include <GraphMol/new_canon.h>
 #include <RDGeneral/types.h>
 #include <algorithm>
diff --git a/Code/RDGeneral/Ranking.h b/Code/RDGeneral/Ranking.h
index 36315b35a..21a9b52d9 100644
--- a/Code/RDGeneral/Ranking.h
+++ b/Code/RDGeneral/Ranking.h
@@ -24,13 +24,13 @@
 #include <cstdint>
 
 namespace Rankers {
-auto pairGreater = [](const auto &v1, const auto &v2) {
+inline auto pairGreater = [](const auto &v1, const auto &v2) {
   return v1.first > v2.first;
 };
 
 //! function for implementing < on two std::pairs.  The first entries are
 /// compared.
-auto pairLess = [](const auto &v1, const auto &v2) {
+inline auto pairLess = [](const auto &v1, const auto &v2) {
   return v1.first < v2.first;
 };