diff --git a/src/adler32memcpy.cc b/src/adler32memcpy.cpp
similarity index 100%
rename from src/adler32memcpy.cc
rename to src/adler32memcpy.cpp
diff --git a/src/disk_blocks.cc b/src/disk_blocks.cpp
similarity index 100%
rename from src/disk_blocks.cc
rename to src/disk_blocks.cpp
diff --git a/src/error_diag.cc b/src/error_diag.cpp
similarity index 100%
rename from src/error_diag.cc
rename to src/error_diag.cpp
diff --git a/src/finelock_queue.cc b/src/finelock_queue.cpp
similarity index 100%
rename from src/finelock_queue.cc
rename to src/finelock_queue.cpp
diff --git a/src/logger.cc b/src/logger.cpp
similarity index 100%
rename from src/logger.cc
rename to src/logger.cpp
diff --git a/src/main.cc b/src/main.cpp
similarity index 100%
rename from src/main.cc
rename to src/main.cpp
diff --git a/src/os.cc b/src/os.cpp
similarity index 100%
rename from src/os.cc
rename to src/os.cpp
diff --git a/src/os_factory.cc b/src/os_factory.cpp
similarity index 100%
rename from src/os_factory.cc
rename to src/os_factory.cpp
diff --git a/src/pattern.cc b/src/pattern.cpp
similarity index 100%
rename from src/pattern.cc
rename to src/pattern.cpp
diff --git a/src/queue.cc b/src/queue.cpp
similarity index 100%
rename from src/queue.cc
rename to src/queue.cpp
diff --git a/src/sat.cc b/src/sat.cpp
similarity index 100%
rename from src/sat.cc
rename to src/sat.cpp
diff --git a/src/sat_factory.cc b/src/sat_factory.cpp
similarity index 100%
rename from src/sat_factory.cc
rename to src/sat_factory.cpp
diff --git a/src/worker.cc b/src/worker.cpp
similarity index 100%
rename from src/worker.cc
rename to src/worker.cpp