diff --git a/repos/base-fiasco/lib/mk/core-fiasco.inc b/repos/base-fiasco/lib/mk/core-fiasco.inc
index bac93e2ae1..0e19568ba7 100644
--- a/repos/base-fiasco/lib/mk/core-fiasco.inc
+++ b/repos/base-fiasco/lib/mk/core-fiasco.inc
@@ -2,7 +2,7 @@ GEN_CORE_DIR := $(dir $(call select_from_repositories,src/core/main.cc))
 GEN_SRC_DIR  := $(realpath $(GEN_CORE_DIR)/..)
 
 SRC_CC      += stack_area.cc \
-               core_log.cc \
+               core_log_out.cc \
                core_region_map.cc \
                core_rpc_cap_alloc.cc \
                cpu_session_component.cc \
diff --git a/repos/base-fiasco/src/core/core_log.cc b/repos/base-fiasco/src/core/core_log_out.cc
similarity index 100%
rename from repos/base-fiasco/src/core/core_log.cc
rename to repos/base-fiasco/src/core/core_log_out.cc
diff --git a/repos/base-foc/lib/mk/core-foc.inc b/repos/base-foc/lib/mk/core-foc.inc
index e24f98f6ab..6b33a03cac 100644
--- a/repos/base-foc/lib/mk/core-foc.inc
+++ b/repos/base-foc/lib/mk/core-foc.inc
@@ -4,7 +4,7 @@ LIBS        += base-foc-common syscall-foc cxx
 
 SRC_CC      += stack_area.cc \
                stack_area_addr.cc \
-               core_log.cc \
+               core_log_out.cc \
                core_region_map.cc \
                core_rpc_cap_alloc.cc \
                cpu_session_component.cc \
diff --git a/repos/base-foc/src/core/core_log.cc b/repos/base-foc/src/core/core_log_out.cc
similarity index 100%
rename from repos/base-foc/src/core/core_log.cc
rename to repos/base-foc/src/core/core_log_out.cc
diff --git a/repos/base-hw/lib/mk/core-hw.inc b/repos/base-hw/lib/mk/core-hw.inc
index f506a37744..26bef4c45e 100644
--- a/repos/base-hw/lib/mk/core-hw.inc
+++ b/repos/base-hw/lib/mk/core-hw.inc
@@ -17,7 +17,7 @@ INC_DIR += $(BASE_DIR)/../base-hw/src/lib
 SRC_CC += cpu_session_component.cc
 SRC_CC += cpu_session_support.cc
 SRC_CC += cpu_thread_component.cc
-SRC_CC += core_log.cc
+SRC_CC += core_log_out.cc
 SRC_CC += core_region_map.cc
 SRC_CC += core_mem_alloc.cc
 SRC_CC += core_rpc_cap_alloc.cc
diff --git a/repos/base-hw/src/core/core_log.cc b/repos/base-hw/src/core/core_log_out.cc
similarity index 100%
rename from repos/base-hw/src/core/core_log.cc
rename to repos/base-hw/src/core/core_log_out.cc
diff --git a/repos/base-linux/src/core/core_log.cc b/repos/base-linux/src/core/core_log_out.cc
similarity index 100%
rename from repos/base-linux/src/core/core_log.cc
rename to repos/base-linux/src/core/core_log_out.cc
diff --git a/repos/base-linux/src/core/linux/target.mk b/repos/base-linux/src/core/linux/target.mk
index 6543730a60..3f30b49cd1 100644
--- a/repos/base-linux/src/core/linux/target.mk
+++ b/repos/base-linux/src/core/linux/target.mk
@@ -29,7 +29,7 @@ SRC_CC        = main.cc \
                 trace_session_component.cc \
                 thread_linux.cc \
                 stack_area.cc \
-                core_log.cc \
+                core_log_out.cc \
                 default_log.cc \
                 env_reinit.cc \
                 thread.cc thread_myself.cc
diff --git a/repos/base-nova/lib/mk/core-nova.inc b/repos/base-nova/lib/mk/core-nova.inc
index 609c8d9fe2..d440303213 100644
--- a/repos/base-nova/lib/mk/core-nova.inc
+++ b/repos/base-nova/lib/mk/core-nova.inc
@@ -4,7 +4,7 @@ GEN_CORE_DIR = $(BASE_DIR)/src/core
 
 SRC_CC      += stack_area.cc \
                core_mem_alloc.cc \
-               core_log.cc \
+               core_log_out.cc \
                core_region_map.cc \
                core_rpc_cap_alloc.cc \
                cpu_session_component.cc \
diff --git a/repos/base-nova/src/core/core_log.cc b/repos/base-nova/src/core/core_log_out.cc
similarity index 100%
rename from repos/base-nova/src/core/core_log.cc
rename to repos/base-nova/src/core/core_log_out.cc
diff --git a/repos/base-okl4/lib/mk/core-okl4.inc b/repos/base-okl4/lib/mk/core-okl4.inc
index 654ddf54c4..dce5c5d7b7 100644
--- a/repos/base-okl4/lib/mk/core-okl4.inc
+++ b/repos/base-okl4/lib/mk/core-okl4.inc
@@ -7,7 +7,7 @@ GEN_SRC_DIR  := $(realpath $(GEN_CORE_DIR)/..)
 
 SRC_CC += stack_area.cc \
           core_mem_alloc.cc \
-          core_log.cc \
+          core_log_out.cc \
           core_region_map.cc \
           core_rpc_cap_alloc.cc \
           cpu_session_component.cc \
diff --git a/repos/base-okl4/src/core/core_log.cc b/repos/base-okl4/src/core/core_log_out.cc
similarity index 100%
rename from repos/base-okl4/src/core/core_log.cc
rename to repos/base-okl4/src/core/core_log_out.cc
diff --git a/repos/base-pistachio/lib/mk/core-pistachio.inc b/repos/base-pistachio/lib/mk/core-pistachio.inc
index a8db50f7f1..4ec6036c47 100644
--- a/repos/base-pistachio/lib/mk/core-pistachio.inc
+++ b/repos/base-pistachio/lib/mk/core-pistachio.inc
@@ -4,7 +4,7 @@ GEN_CORE_DIR := $(dir $(call select_from_repositories,src/core/main.cc))
 GEN_SRC_DIR  := $(realpath $(GEN_CORE_DIR)/..)
 
 SRC_CC       = stack_area.cc \
-               core_log.cc \
+               core_log_out.cc \
                core_rpc_cap_alloc.cc \
                core_region_map.cc \
                cpu_session_component.cc \
diff --git a/repos/base-pistachio/src/core/core_log.cc b/repos/base-pistachio/src/core/core_log_out.cc
similarity index 100%
rename from repos/base-pistachio/src/core/core_log.cc
rename to repos/base-pistachio/src/core/core_log_out.cc
diff --git a/repos/base-sel4/lib/mk/core-sel4.inc b/repos/base-sel4/lib/mk/core-sel4.inc
index 242dbeaa4a..6d1d4dcb21 100644
--- a/repos/base-sel4/lib/mk/core-sel4.inc
+++ b/repos/base-sel4/lib/mk/core-sel4.inc
@@ -28,7 +28,7 @@ SRC_CC      += \
                core_region_map.cc \
                core_mem_alloc.cc \
                core_rpc_cap_alloc.cc \
-               core_log.cc default_log.cc \
+               core_log_out.cc default_log.cc \
                dump_alloc.cc \
                stack_area.cc \
                capability_space.cc \
diff --git a/repos/base-sel4/src/core/core_log.cc b/repos/base-sel4/src/core/core_log_out.cc
similarity index 100%
rename from repos/base-sel4/src/core/core_log.cc
rename to repos/base-sel4/src/core/core_log_out.cc