diff --git a/cmake/SelectRegex.cmake b/cmake/SelectRegex.cmake
index 2a3a91b..523fa72 100644
--- a/cmake/SelectRegex.cmake
+++ b/cmake/SelectRegex.cmake
@@ -17,7 +17,9 @@ if(REGEX_BACKEND STREQUAL "regcomp_l")
 	add_feature_info(regex ON "using system regcomp_l")
 	set(GIT_REGEX_REGCOMP_L 1)
 elseif(REGEX_BACKEND STREQUAL "pcre2")
-	find_package(PCRE2)
+	find_package(PkgConfig REQUIRED)
+	pkg_check_modules(PCRE2 REQUIRED libpcre2-8)
+	set(PCRE2_LIBRARIES "${PCRE2_LINK_LIBRARIES}")
 
 	if(NOT PCRE2_FOUND)
 		MESSAGE(FATAL_ERROR "PCRE2 support was requested but not found")
@@ -33,6 +35,9 @@ elseif(REGEX_BACKEND STREQUAL "pcre")
 	add_feature_info(regex ON "using system PCRE")
 	set(GIT_REGEX_PCRE 1)
 
+	find_package(PkgConfig REQUIRED)
+	pkg_check_modules(PCRE REQUIRED libpcre)
+	set(PCRE_LIBRARIES "${PCRE_LINK_LIBRARIES}")
 	list(APPEND LIBGIT2_SYSTEM_INCLUDES ${PCRE_INCLUDE_DIRS})
 	list(APPEND LIBGIT2_SYSTEM_LIBS ${PCRE_LIBRARIES})
 	list(APPEND LIBGIT2_PC_REQUIRES "libpcre")
diff --git a/cmake/SelectSSH.cmake b/cmake/SelectSSH.cmake
index 23dfc97..f481527 100644
--- a/cmake/SelectSSH.cmake
+++ b/cmake/SelectSSH.cmake
@@ -1,6 +1,10 @@
 # Optional external dependency: libssh2
 if(USE_SSH)
-	find_pkglibraries(LIBSSH2 libssh2)
+	find_package(PkgConfig REQUIRED)
+	pkg_check_modules(LIBSSH2 REQUIRED libssh2)
+	set(LIBSSH2_LIBRARIES "${LIBSSH2_LINK_LIBRARIES}")
+	set(LIBSSH2_LDFLAGS "")
+	list(APPEND LIBGIT2_PC_REQUIRES "libssh2")
 	if(NOT LIBSSH2_FOUND)
 		find_package(LibSSH2)
 		set(LIBSSH2_INCLUDE_DIRS ${LIBSSH2_INCLUDE_DIR})