diff --git a/config.h b/config.h
index d51d7ad..5f856d4 100644
--- a/config.h
+++ b/config.h
@@ -186,8 +186,6 @@ static const Rule rules[] = {
 	RULE(.wintype = WTYPE "UTILITY", .isfloating = 1)
 	RULE(.wintype = WTYPE "TOOLBAR", .isfloating = 1)
 	RULE(.wintype = WTYPE "SPLASH", .isfloating = 1)
-	RULE(.instance= "main", .class = "Psi+", .tags = 1 << 3)
-	RULE(.instance= "tabs", .class = "Psi+", .tags = 1 << 3)
 	RULE(.class = "Claws-mail", .tags = 1 << 3)
 	RULE(.class = "Zoiper", .tags = 1 << 3)
 	RULE(.class = "linphone", .tags = 1 << 3)
@@ -267,7 +265,7 @@ static const Layout layouts[] = {
 
 
 /* helper for spawning shell commands in the pre dwm-5.0 fashion */
-#define SHCMD(cmd) { .v = (const char*[]){ "/bin/sh", "-c", cmd, NULL } }
+#define SHCMD(cmd) { .v = (const char*[]){ "/usr/bin/env", "sh", "-c", cmd, NULL } }
 
 /* commands */
 static char dmenumon[2] = "0"; /* component of dmenucmd, manipulated in spawn() */
@@ -289,10 +287,10 @@ static const char *tmuxcmd[]  = { "kitty", "-e", "/home/wiebel/sync/bin/tmux-spa
 /* static const char *scratchpadcmd[] = { "st", "-t", scratchpadname, "-g", "120x34", NULL }; */
 // static const char *scratchpadcmd[] = { "st", "-t", scratchpadname, "-c", "st-tilda", "-g", "180x18", "-e",  "tmux", "new-session", "-A",  "-s", "tilda", NULL };
 
-static const char *volup[]   = { "/opt/pavolume/pavolume", "volup", "10",     NULL };
-static const char *voldn[]   = { "/opt/pavolume/pavolume", "voldown", "10",     NULL };
-static const char *volmute[] = { "/opt/pavolume/pavolume", "mutetoggle",     NULL };
-static const char *playpause[] = { "/usr/bin/playerctl", "play-pause",     NULL };
+static const char *volup[]   = { "pavolume", "volup", "10",     NULL };
+static const char *voldn[]   = { "pavolume", "voldown", "10",     NULL };
+static const char *volmute[] = { "pavolume", "mutetoggle",     NULL };
+static const char *playpause[] = { "playerctl", "play-pause",     NULL };
 #include <X11/XF86keysym.h>
 
 /* This defines the name of the executable that handles the bar (used for signalling purposes) */