diff --git a/base/Makefile b/base/Makefile
index 34791f7b4b0d4..7301ebbd268c7 100644
--- a/base/Makefile
+++ b/base/Makefile
@@ -71,6 +71,7 @@ endif
 	@printf "%s\n" "const PRIVATE_LIBDIR = "$(call shell_escape,$(call julia_escape,$(call normalize_path,$(private_libdir_rel)))) >> $@
 	@printf "%s\n" "const PRIVATE_LIBEXECDIR = "$(call shell_escape,$(call julia_escape,$(call normalize_path,$(private_libexecdir_rel)))) >> $@
 	@printf "%s\n" "const INCLUDEDIR = "$(call shell_escape,$(call julia_escape,$(call normalize_path,$(includedir_rel)))) >> $@
+	@printf "%s\n" "const SOURCEDIR = "$(call shell_escape,$(call julia_escape,$(call normalize_path,$(shell echo $(call cygpath_w,$(JULIAHOME)))))) >> $@
 ifeq ($(DARWIN_FRAMEWORK), 1)
 	@printf "%s\n" "const DARWIN_FRAMEWORK = true" >> $@
 	@printf "%s\n" "const DARWIN_FRAMEWORK_NAME = \"$(FRAMEWORK_NAME)\"" >> $@
diff --git a/base/sysinfo.jl b/base/sysinfo.jl
index 5b0d60a406b2f..b77c312e3f2c9 100644
--- a/base/sysinfo.jl
+++ b/base/sysinfo.jl
@@ -42,7 +42,7 @@ export BINDIR,
        which,
        detectwsl
 
-import ..Base: show
+import ..Base: DATAROOTDIR, show
 
 """
     Sys.BINDIR::String
@@ -56,12 +56,10 @@ global BINDIR::String = ccall(:jl_get_julia_bindir, Any, ())::String
 
 A string containing the full path to the directory containing the `stdlib` packages.
 """
-global STDLIB::String = "$BINDIR/../share/julia/stdlib/v$(VERSION.major).$(VERSION.minor)" # for bootstrap
+global STDLIB::String = "$BINDIR/$DATAROOTDIR/julia/stdlib/v$(VERSION.major).$(VERSION.minor)" # for bootstrap
 # In case STDLIB change after julia is built, the variable below can be used
 # to update cached method locations to updated ones.
 const BUILD_STDLIB_PATH = STDLIB
-# Similarly, this is the root of the julia repo directory that julia was built from
-const BUILD_ROOT_PATH = "$BINDIR/../.."
 
 # helper to avoid triggering precompile warnings
 
@@ -200,7 +198,7 @@ end
 function __init_build()
     global BINDIR = ccall(:jl_get_julia_bindir, Any, ())::String
     vers = "v$(string(VERSION.major)).$(string(VERSION.minor))"
-    global STDLIB = abspath(BINDIR, "..", "share", "julia", "stdlib", vers)
+    global STDLIB = abspath(BINDIR, DATAROOTDIR, "julia", "stdlib", vers)
     nothing
 end
 
diff --git a/stdlib/Profile/src/Profile.jl b/stdlib/Profile/src/Profile.jl
index 3054c9778e68d..7c7e220a6c5bc 100644
--- a/stdlib/Profile/src/Profile.jl
+++ b/stdlib/Profile/src/Profile.jl
@@ -538,8 +538,7 @@ function flatten(data::Vector, lidict::LineInfoDict)
     return (newdata, newdict)
 end
 
-const SRC_DIR = normpath(joinpath(Sys.BUILD_ROOT_PATH, "src"))
-const COMPILER_DIR = "../usr/share/julia/Compiler/"
+const SRC_DIR = normpath(Base.SOURCEDIR, "src")
 
 # Take a file-system path and try to form a concise representation of it
 # based on the package ecosystem
@@ -548,17 +547,18 @@ function short_path(spath::Symbol, filenamecache::Dict{Symbol, Tuple{String,Stri
     return get!(filenamecache, spath) do
         path = Base.fixup_stdlib_path(string(spath))
         path_norm = normpath(path)
-        possible_base_path = normpath(joinpath(Sys.BINDIR, Base.DATAROOTDIR, "julia", "base", path))
+        possible_base_path = normpath(Sys.BINDIR, Base.DATAROOTDIR, "julia", "base", path)
         lib_dir = abspath(Sys.BINDIR, Base.LIBDIR)
+        compiler_dir = normpath(Base.DATAROOT, "julia", "Compiler/")
         if startswith(path_norm, SRC_DIR)
             remainder = only(split(path_norm, SRC_DIR, keepempty=false))
             return (isfile(path_norm) ? path_norm : ""), "@juliasrc", remainder
         elseif startswith(path_norm, lib_dir)
             remainder = only(split(path_norm, lib_dir, keepempty=false))
             return (isfile(path_norm) ? path_norm : ""), "@julialib", remainder
-        elseif contains(path, COMPILER_DIR)
-            remainder = split(path, COMPILER_DIR, keepempty=false)[end]
-            possible_compiler_path = normpath(joinpath(Sys.BINDIR, Base.DATAROOTDIR, "julia", "Compiler", remainder))
+        elseif startswith(path_norm, compiler_dir)
+            remainder = split(path_norm, compiler_dir, keepempty=false)[end]
+            possible_compiler_path = normpath(Sys.BINDIR, Base.DATAROOTDIR, "julia", "Compiler", remainder)
             return (isfile(possible_compiler_path) ? possible_compiler_path : ""), "@Compiler", remainder
         elseif isabspath(path)
             if ispath(path)
@@ -586,11 +586,10 @@ function short_path(spath::Symbol, filenamecache::Dict{Symbol, Tuple{String,Stri
         elseif isfile(possible_base_path)
             # do the same mechanic for Base (or Core/Compiler) files as above,
             # but they start from a relative path
-            return possible_base_path, "@Base", normpath(path)
+            return possible_base_path, "@Base", path_norm
         else
             # for non-existent relative paths (such as "REPL[1]"), just consider simplifying them
-            path = normpath(path)
-            return "", "", path # drop leading "./"
+            return "", "", path_norm # drop leading "./"
         end
     end
 end
diff --git a/test/buildkitetestjson.jl b/test/buildkitetestjson.jl
index f0771e9c005d0..48a4144a3dc53 100644
--- a/test/buildkitetestjson.jl
+++ b/test/buildkitetestjson.jl
@@ -88,14 +88,14 @@ end
 # to be able to identify the file. Also convert Windows-style paths to Unix-style paths so tests can
 # be grouped by file.
 const generalize_file_paths_cache = Dict{AbstractString,AbstractString}()
-const norm_build_root_path = normpath(Sys.BUILD_ROOT_PATH)
+const norm_sourcedir = normpath(Base.SOURCEDIR)
 const bindir_dir = dirname(Sys.BINDIR)
 const pathsep = Sys.iswindows() ? '\\' : '/'
 function generalize_file_paths(path::AbstractString)
     return get!(generalize_file_paths_cache, path) do
         path = replace(path,
             Sys.STDLIB => "stdlib",
-            string(norm_build_root_path, pathsep) => "",
+            string(norm_sourcedir, pathsep) => "",
             string(bindir_dir, pathsep) => ""
         )
         @static if Sys.iswindows()