diff --git a/shell/alias/git.sh b/shell/alias/git.sh
index 5ce5859..a93bcb5 100644
--- a/shell/alias/git.sh
+++ b/shell/alias/git.sh
@@ -169,39 +169,44 @@ gcun() {
 }
 
 # differences from last or between commits
-alias gd="\
-git \
-diff \
-"
+gd() {
+	git \
+		diff \
+		"${@}"
+}
 
 # display what is indexed in cache
-alias gdc="\
-git \
-diff \
---cached \
-"
+gdc() {
+	git \
+		diff \
+		--cached \
+		"${@}"
+}
 
 # indexed character-level differences
-alias gdcw="\
-git \
-diff \
---cached \
---word-diff-regex=. \
-"
+gdcw() {
+	git \
+		diff \
+		--cached \
+		--word-diff-regex "." \
+		"${@}"
+}
 
 # differences via external tool
-alias gdt="\
-git \
-difftool \
---dir-diff \
-"
+gdt() {
+	git \
+		difftool \
+		--dir-diff \
+		"${@}"
+}
 
 # character-level differences
-alias gdw="\
-git \
-diff \
---word-diff-regex=. \
-"
+gdw() {
+	git \
+		diff \
+		--word-diff-regex "." \
+		"${@}"
+}
 
 # fetch from the remote repository
 alias gf="\