diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8c39ecd..ed789ef 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -7,27 +7,37 @@ include(CMakePackageConfigHelpers)
 set(AKERR_USE_STDLIB 1 CACHE BOOL "Use the C standard library")
 set(akerror_install_cmakedir "${CMAKE_INSTALL_LIBDIR}/cmake/akerror")
 
-set(SCRIPT ${CMAKE_SOURCE_DIR}/scripts/generrno.sh)
-set(INFILE ${CMAKE_SOURCE_DIR}/include/akerror.tmpl.h)
-set(OUTFILES ${CMAKE_SOURCE_DIR}/src/errno.c ${CMAKE_SOURCE_DIR}/include/akerror.h)
+set(SCRIPT ${CMAKE_CURRENT_SOURCE_DIR}/scripts/generrno.sh)
+set(INFILE ${CMAKE_CURRENT_SOURCE_DIR}/include/akerror.tmpl.h)
+
+set(GENERATED_DIR ${CMAKE_CURRENT_BINARY_DIR}/generated)
+
+set(GENERATED_ERRNO_C ${GENERATED_DIR}/src/errno.c)
+set(GENERATED_AKERROR_H ${GENERATED_DIR}/include/akerror.h)
+
 add_custom_command(
-  OUTPUT ${OUTFILES}
-  COMMAND ${CMAKE_COMMAND} -E make_directory ${CMAKE_SOURCE_DIR}
-  COMMAND /usr/bin/env bash ${SCRIPT} ${CMAKE_SOURCE_DIR}
+  OUTPUT ${GENERATED_ERRNO_C} ${GENERATED_AKERROR_H}
+  COMMAND ${CMAKE_COMMAND} -E make_directory ${GENERATED_DIR}
+  COMMAND /usr/bin/env bash
+          ${SCRIPT}
+          ${CMAKE_CURRENT_SOURCE_DIR}
+          ${GENERATED_DIR}
   DEPENDS ${SCRIPT} ${INFILE}
   VERBATIM
 )
 
-set_source_files_properties(src/errno.c PROPERTIES GENERATED TRUE)
-
-add_custom_target(generrno DEPENDS src/errno.c)
-
-find_package(PkgConfig REQUIRED)
 add_library(akerror SHARED
   src/error.c
-  src/errno.c
+  ${GENERATED_ERRNO_C}
 )
-add_dependencies(akerror generrno)
+
+target_include_directories(akerror PUBLIC
+  $<BUILD_INTERFACE:${GENERATED_DIR}>/include
+  $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
+)
+
+find_package(PkgConfig REQUIRED)
+add_library(akerror::akerror ALIAS akerror)
 
 target_compile_definitions(akerror
     PUBLIC AKERR_USE_STDLIB=${AKERR_USE_STDLIB}
@@ -42,11 +52,6 @@ add_test(NAME err_cleanup COMMAND test_err_cleanup)
 add_test(NAME err_trace COMMAND test_err_trace)
 add_test(NAME err_improper_closure COMMAND test_err_improper_closure)
 
-# Specify include directories for the library's headers (if applicable)
-target_include_directories(akerror PUBLIC
-  $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
-  $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}/>
-)
 target_link_libraries(test_err_catch PRIVATE akerror)
 target_link_libraries(test_err_cleanup PRIVATE akerror)
 target_link_libraries(test_err_trace PRIVATE akerror)
diff --git a/scripts/generrno.sh b/scripts/generrno.sh
index 8252228..df8e610 100644
--- a/scripts/generrno.sh
+++ b/scripts/generrno.sh
@@ -1,16 +1,20 @@
 #!/bin/bash
 
 srcdir=$1
-rm -f ${srcdir}/src/errno.c
-echo "#include <akerror.h>" >> ${srcdir}/src/errno.c
-echo "#include <errno.h>" >> ${srcdir}/src/errno.c
-echo "void akerr_init_errno(void) {" >> ${srcdir}/src/errno.c
+outdir=$2
+
+mkdir -p ${outdir}/src
+mkdir -p ${outdir}/include
+rm -f ${outdir}/src/errno.c
+echo "#include <akerror.h>" >> ${outdir}/src/errno.c
+echo "#include <errno.h>" >> ${outdir}/src/errno.c
+echo "void akerr_init_errno(void) {" >> ${outdir}/src/errno.c
 maxval=$(errno --list | cut -d ' ' -f 2 | sort -g | tail -n 1)
 errno --list | while read LINE; do
     define=$(echo "$LINE" | cut -d ' ' -f 1);
     value=$(echo "$LINE" | cut -d ' ' -f 2);
     desc=$(echo "$LINE" | cut -d ' ' -f 3-);
-    echo "	akerr_name_for_status(${define}, \"${desc}\");" >> ${srcdir}/src/errno.c ;
+    echo "	akerr_name_for_status(${define}, \"${desc}\");" >> ${outdir}/src/errno.c ;
 done;
-echo "}" >> ${srcdir}/src/errno.c
-sed "s/#define AKERR_LAST_ERRNO_VALUE .*/#define AKERR_LAST_ERRNO_VALUE      ${maxval}/" ${srcdir}/include/akerror.tmpl.h > ${srcdir}/include/akerror.h
+echo "}" >> ${outdir}/src/errno.c
+sed "s/#define AKERR_LAST_ERRNO_VALUE .*/#define AKERR_LAST_ERRNO_VALUE      ${maxval}/" ${srcdir}/include/akerror.tmpl.h > ${outdir}/include/akerror.h