diff --git a/bindata.go b/bindata.go
index 967e758..4af38fe 100644
--- a/bindata.go
+++ b/bindata.go
@@ -48,7 +48,7 @@ func (fi bindataFileInfo) Sys() interface{} {
 
 var _initBash = []byte(`PROMPT_COMMAND=bronze_prompt
 bronze_prompt() {
-	PS1="$(STATUS=$? JOBS=$(jobs -p | wc -l) bronze print "${BRONZE[@]}") "
+	PS1="$(status=$? jobs=$(jobs -p | wc -l) bronze print "${BRONZE[@]}") "
 }
 `)
 
@@ -62,7 +62,7 @@ func initBash() (*asset, error) {
 		return nil, err
 	}
 
-	info := bindataFileInfo{name: "init.bash", size: 122, mode: os.FileMode(420), modTime: time.Unix(1499855240, 0)}
+	info := bindataFileInfo{name: "init.bash", size: 122, mode: os.FileMode(420), modTime: time.Unix(1499919910, 0)}
 	a := &asset{bytes: bytes, info: info}
 	return a, nil
 }
@@ -75,7 +75,7 @@ preexec() {
 }
 
 precmd() {
-	PROMPT="$(env STATUS=$? JOBS=$#jobstates CMDTIME=$(($(date +%s%3N)-$BRONZE_START))ms bronze print "${BRONZE[@]}") "
+	PROMPT="$(env status=$? jobs=$#jobstates cmdtime=$(($(date +%s%3N)-$BRONZE_START))ms bronze print "${BRONZE[@]}") "
 }
 `)
 
@@ -89,12 +89,12 @@ func initZsh() (*asset, error) {
 		return nil, err
 	}
 
-	info := bindataFileInfo{name: "init.zsh", size: 225, mode: os.FileMode(420), modTime: time.Unix(1499855228, 0)}
+	info := bindataFileInfo{name: "init.zsh", size: 225, mode: os.FileMode(420), modTime: time.Unix(1499919920, 0)}
 	a := &asset{bytes: bytes, info: info}
 	return a, nil
 }
 
-var _initFish = []byte(`function fish_prompt; env STATUS=$status JOBS=(count (jobs -p)) CMDTIME={$CMD_DURATION}ms bronze print $BRONZE; echo -n ' '; end
+var _initFish = []byte(`function fish_prompt; env status=$status jobs=(count (jobs -p)) cmdtime={$CMD_DURATION}ms bronze print $BRONZE; echo -n ' '; end
 `)
 
 func initFishBytes() ([]byte, error) {
@@ -107,7 +107,7 @@ func initFish() (*asset, error) {
 		return nil, err
 	}
 
-	info := bindataFileInfo{name: "init.fish", size: 129, mode: os.FileMode(420), modTime: time.Unix(1499855206, 0)}
+	info := bindataFileInfo{name: "init.fish", size: 129, mode: os.FileMode(420), modTime: time.Unix(1499919929, 0)}
 	a := &asset{bytes: bytes, info: info}
 	return a, nil
 }
diff --git a/cmdtime.go b/cmdtime.go
index aaba831..6066981 100644
--- a/cmdtime.go
+++ b/cmdtime.go
@@ -7,7 +7,7 @@ import (
 )
 
 func cmdTimeSegment(segment *segment) {
-	duration, err := time.ParseDuration(os.Getenv("CMDTIME"))
+	duration, err := time.ParseDuration(os.Getenv("cmdtime"))
 	if err != nil {
 		if shell == "bash" {
 			fmt.Fprintln(os.Stderr, "bronze: The 'cmdtime' command is supported in bash.")
diff --git a/init.bash b/init.bash
index 9ac34a5..71558e6 100644
--- a/init.bash
+++ b/init.bash
@@ -1,4 +1,4 @@
 PROMPT_COMMAND=bronze_prompt
 bronze_prompt() {
-	PS1="$(STATUS=$? JOBS=$(jobs -p | wc -l) bronze print "${BRONZE[@]}") "
+	PS1="$(status=$? jobs=$(jobs -p | wc -l) bronze print "${BRONZE[@]}") "
 }
diff --git a/init.fish b/init.fish
index 27de980..abcc4d6 100644
--- a/init.fish
+++ b/init.fish
@@ -1 +1 @@
-function fish_prompt; env STATUS=$status JOBS=(count (jobs -p)) CMDTIME={$CMD_DURATION}ms bronze print $BRONZE; echo -n ' '; end
+function fish_prompt; env status=$status jobs=(count (jobs -p)) cmdtime={$CMD_DURATION}ms bronze print $BRONZE; echo -n ' '; end
diff --git a/init.zsh b/init.zsh
index 71e030c..5d66ac7 100644
--- a/init.zsh
+++ b/init.zsh
@@ -6,5 +6,5 @@ preexec() {
 }
 
 precmd() {
-	PROMPT="$(env STATUS=$? JOBS=$#jobstates CMDTIME=$(($(date +%s%3N)-$BRONZE_START))ms bronze print "${BRONZE[@]}") "
+	PROMPT="$(env status=$? jobs=$#jobstates cmdtime=$(($(date +%s%3N)-$BRONZE_START))ms bronze print "${BRONZE[@]}") "
 }
diff --git a/status.go b/status.go
index ca2e13f..584fc1c 100644
--- a/status.go
+++ b/status.go
@@ -20,13 +20,13 @@ func statusSegment(segment *segment) {
 		segment.value += icons["readonly"]
 	}
 
-	status, err := strconv.Atoi(os.Getenv("STATUS"))
+	status, err := strconv.Atoi(os.Getenv("status"))
 	check(err)
 	if status != 0 {
 		segment.value += icons["failed"]
 	}
 
-	jobs, err := strconv.Atoi(os.Getenv("JOBS"))
+	jobs, err := strconv.Atoi(os.Getenv("jobs"))
 	check(err)
 	segment.value += strings.Repeat(icons["job"], jobs)
 }