diff -uNr radare2-5.2.1/libr/socket/run.c radare2-5.2.1.mod/libr/socket/run.c
--- radare2-5.2.1/libr/socket/run.c	2021-04-21 18:25:58.000000000 +0000
+++ radare2-5.2.1.mod/libr/socket/run.c	2021-05-06 13:55:30.146405233 +0000
@@ -1198,7 +1198,7 @@
 #if __UNIX__
 			close(0);
 			close(1);
-			exit (execl ("/bin/sh","/bin/sh", "-c", p->_system, NULL));
+			exit (execl ("@TERMUX_PREFIX@/bin/sh","@TERMUX_PREFIX@/bin/sh", "-c", p->_system, NULL));
 #else
 			exit (r_sys_cmd (p->_system));
 #endif
diff -uNr radare2-5.2.1/libr/util/file.c radare2-5.2.1.mod/libr/util/file.c
--- radare2-5.2.1/libr/util/file.c	2021-04-21 18:25:58.000000000 +0000
+++ radare2-5.2.1.mod/libr/util/file.c	2021-05-06 13:55:11.138404943 +0000
@@ -281,7 +281,7 @@
 		bin_sh = r_file_path("sh");
 		if (R_STR_ISEMPTY (bin_sh)) {
 			free (bin_sh);
-			bin_sh = strdup ("/bin/sh");
+			bin_sh = strdup ("@TERMUX_PREFIX@/bin/sh");
 		}
 	}
 	return bin_sh;