diff --git a/CMakeLists.txt b/CMakeLists.txt
index ddc78113a..a88937a6c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -99,12 +99,6 @@ endif()
 include(CheckIncludeFiles)
 include(CheckIncludeFileCXX)
 include(FastMath)
-if(NOT WIN32)
-  include(cotire)
-else()
-  macro(cotire _target)
-  endmacro()
-endif()
 
 #
 # Compile options
diff --git a/src/cel3ds/CMakeLists.txt b/src/cel3ds/CMakeLists.txt
index c23a0e93f..71c573c1f 100644
--- a/src/cel3ds/CMakeLists.txt
+++ b/src/cel3ds/CMakeLists.txt
@@ -7,4 +7,3 @@ set(CEL3DS_SOURCES
 )
 
 add_library(cel3ds OBJECT ${CEL3DS_SOURCES})
-cotire(cel3ds)
diff --git a/src/celengine/CMakeLists.txt b/src/celengine/CMakeLists.txt
index 67368e0fc..f6473f6ee 100644
--- a/src/celengine/CMakeLists.txt
+++ b/src/celengine/CMakeLists.txt
@@ -175,4 +175,3 @@ set(CELENGINE_SOURCES
 )
 
 add_library(celengine OBJECT ${CELENGINE_SOURCES})
-cotire(celengine)
diff --git a/src/celephem/CMakeLists.txt b/src/celephem/CMakeLists.txt
index 315867901..47455c348 100644
--- a/src/celephem/CMakeLists.txt
+++ b/src/celephem/CMakeLists.txt
@@ -46,5 +46,3 @@ endif()
 
 # These object files are merged in the celegine library
 add_library(celephem OBJECT ${CELEPHEM_SOURCES})
-
-cotire(celephem)
diff --git a/src/celestia/CMakeLists.txt b/src/celestia/CMakeLists.txt
index 0364b2b71..3c4c7f8e8 100644
--- a/src/celestia/CMakeLists.txt
+++ b/src/celestia/CMakeLists.txt
@@ -73,7 +73,6 @@ if(APPLE)
   target_link_libraries(celestia "-framework Foundation")
 endif()
 
-cotire(celestia)
 
 install(TARGETS celestia LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR} NAMELINK_SKIP)
 
diff --git a/src/celestia/gtk/CMakeLists.txt b/src/celestia/gtk/CMakeLists.txt
index 4120b561d..fbd1e8d69 100644
--- a/src/celestia/gtk/CMakeLists.txt
+++ b/src/celestia/gtk/CMakeLists.txt
@@ -61,7 +61,6 @@ endif()
 
 add_executable(celestia-gtk ${GTK_SOURCES})
 add_dependencies(celestia-gtk celestia)
-cotire(celestia-gtk)
 
 if(${CMAKE_VERSION} VERSION_LESS "3.13.0")
   function(target_link_directories target scope)
diff --git a/src/celestia/qt/CMakeLists.txt b/src/celestia/qt/CMakeLists.txt
index 9341dca03..07828234a 100644
--- a/src/celestia/qt/CMakeLists.txt
+++ b/src/celestia/qt/CMakeLists.txt
@@ -66,7 +66,6 @@ endif()
 
 add_executable(celestia-qt WIN32 ${QT_SOURCES} ${RC_SRC} ${RES})
 add_dependencies(celestia-qt celestia)
-cotire(celestia-qt)
 target_link_libraries(celestia-qt Qt5::Widgets Qt5::OpenGL celestia)
 if(APPLE)
   set_property(TARGET celestia-qt APPEND_STRING PROPERTY LINK_FLAGS " -framework CoreFoundation")
diff --git a/src/celestia/win32/CMakeLists.txt b/src/celestia/win32/CMakeLists.txt
index c78daf576..6aed5747f 100644
--- a/src/celestia/win32/CMakeLists.txt
+++ b/src/celestia/win32/CMakeLists.txt
@@ -45,6 +45,5 @@ set(RESOURCES $<TARGET_OBJECTS:resources>)
 
 add_executable(celestia-win WIN32 ${WIN32_SOURCES} ${RESOURCES})
 add_dependencies(celestia-win celestia)
-cotire(celestia-win)
 target_link_libraries(celestia-win celestia)
 install(TARGETS celestia-win RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})
diff --git a/src/celimage/CMakeLists.txt b/src/celimage/CMakeLists.txt
index 50788a507..7ecb46907 100644
--- a/src/celimage/CMakeLists.txt
+++ b/src/celimage/CMakeLists.txt
@@ -9,4 +9,3 @@ set(CELIMAGE_SOURCES
 )
 
 add_library(celimage OBJECT ${CELIMAGE_SOURCES})
-#cotire(celimage)
diff --git a/src/celmath/CMakeLists.txt b/src/celmath/CMakeLists.txt
index fbfeceb53..e294ee0f0 100644
--- a/src/celmath/CMakeLists.txt
+++ b/src/celmath/CMakeLists.txt
@@ -14,4 +14,3 @@ set(CELMATH_SOURCES
 )
 
 add_library(celmath OBJECT ${CELMATH_SOURCES})
-cotire(celmath)
diff --git a/src/celmodel/CMakeLists.txt b/src/celmodel/CMakeLists.txt
index 20e03cdf2..e7f7809db 100644
--- a/src/celmodel/CMakeLists.txt
+++ b/src/celmodel/CMakeLists.txt
@@ -10,4 +10,3 @@ set(CELMODEL_SOURCES
 )
 
 add_library(celmodel OBJECT ${CELMODEL_SOURCES})
-cotire(celmodel)
diff --git a/src/celtxf/CMakeLists.txt b/src/celtxf/CMakeLists.txt
index d694cf4c4..ce307bbe0 100644
--- a/src/celtxf/CMakeLists.txt
+++ b/src/celtxf/CMakeLists.txt
@@ -16,6 +16,4 @@ set_target_properties(celtxf PROPERTIES
 add_dependencies(celtxf celutil)
 target_link_libraries(celtxf celutil)
 
-cotire(celtxf)
-
 #install(TARGETS celtxf LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR})
diff --git a/src/celutil/CMakeLists.txt b/src/celutil/CMakeLists.txt
index aa36ea8ed..7e86dc0cc 100644
--- a/src/celutil/CMakeLists.txt
+++ b/src/celutil/CMakeLists.txt
@@ -45,4 +45,3 @@ if (APPLE)
 endif()
 
 add_library(celutil OBJECT ${CELUTIL_SOURCES})
-cotire(celutil)
diff --git a/src/tools/cmod/common/CMakeLists.txt b/src/tools/cmod/common/CMakeLists.txt
index 6c692f4c0..01823d47b 100644
--- a/src/tools/cmod/common/CMakeLists.txt
+++ b/src/tools/cmod/common/CMakeLists.txt
@@ -8,4 +8,3 @@ set(CMODCOMMON_SOURCES
 )
 
 add_library(cmodcommon STATIC ${CMODCOMMON_SOURCES})
-cotire(cmodcommon)