diff --git a/cmds/atrace/atrace.cpp b/cmds/atrace/atrace.cpp
index 8105626..ea2ddda 100644
--- a/cmds/atrace/atrace.cpp
+++ b/cmds/atrace/atrace.cpp
@@ -692,7 +692,7 @@
     while (func) {
         if (!strchr(func, '*')) {
             String8 fancyFunc = String8::format("\n%s\n", func);
-            bool found = funcList.find(fancyFunc.string(), 0) >= 0;
+            bool found = funcList.find(fancyFunc.c_str(), 0) >= 0;
             if (!found || func[0] == '\0') {
                 fprintf(stderr, "error: \"%s\" is not a valid kernel function "
                         "to trace.\n", func);
@@ -800,7 +800,7 @@
             tokenizer->skipDelimiters(" ");
             continue;
         }
-        ok &= setCategoryEnable(token.string());
+        ok &= setCategoryEnable(token.c_str());
     }
     delete tokenizer;
     return ok;
diff --git a/cmds/cmd/cmd.cpp b/cmds/cmd/cmd.cpp
index 8f1c01a..b727398 100644
--- a/cmds/cmd/cmd.cpp
+++ b/cmds/cmd/cmd.cpp
@@ -78,7 +78,7 @@
             return -EPERM;
         }
 #if DEBUG
-        ALOGD("openFile: %s, full=%s", path8.string(), fullPath.string());
+        ALOGD("openFile: %s, full=%s", path8.c_str(), fullPath.c_str());
 #endif
         int flags = 0;
         bool checkRead = false;
@@ -96,10 +96,10 @@
             flags = O_RDWR;
             checkRead = checkWrite = true;
         } else {
-            mErrorLog << "Invalid mode requested: " << mode.string() << endl;
+            mErrorLog << "Invalid mode requested: " << mode.c_str() << endl;
             return -EINVAL;
         }
-        int fd = open(fullPath.string(), flags, S_IRWXU|S_IRWXG);
+        int fd = open(fullPath.c_str(), flags, S_IRWXU|S_IRWXG);
 #if DEBUG
         ALOGD("openFile: fd=%d", fd);
 #endif
@@ -109,29 +109,29 @@
         if (is_selinux_enabled() && seLinuxContext.size() > 0) {
             String8 seLinuxContext8(seLinuxContext);
             char* tmp = nullptr;
-            getfilecon(fullPath.string(), &tmp);
+            getfilecon(fullPath.c_str(), &tmp);
             Unique_SecurityContext context(tmp);
             if (checkWrite) {
-                int accessGranted = selinux_check_access(seLinuxContext8.string(), context.get(),
+                int accessGranted = selinux_check_access(seLinuxContext8.c_str(), context.get(),
                         "file", "write", nullptr);
                 if (accessGranted != 0) {
 #if DEBUG
                     ALOGD("openFile: failed selinux write check!");
 #endif
                     close(fd);
-                    mErrorLog << "System server has no access to write file context " << context.get() << " (from path " << fullPath.string() << ", context " << seLinuxContext8.string() << ")" << endl;
+                    mErrorLog << "System server has no access to write file context " << context.get() << " (from path " << fullPath.c_str() << ", context " << seLinuxContext8.c_str() << ")" << endl;
                     return -EPERM;
                 }
             }
             if (checkRead) {
-                int accessGranted = selinux_check_access(seLinuxContext8.string(), context.get(),
+                int accessGranted = selinux_check_access(seLinuxContext8.c_str(), context.get(),
                         "file", "read", nullptr);
                 if (accessGranted != 0) {
 #if DEBUG
                     ALOGD("openFile: failed selinux read check!");
 #endif
                     close(fd);
-                    mErrorLog << "System server has no access to read file context " << context.get() << " (from path " << fullPath.string() << ", context " << seLinuxContext8.string() << ")" << endl;
+                    mErrorLog << "System server has no access to read file context " << context.get() << " (from path " << fullPath.c_str() << ", context " << seLinuxContext8.c_str() << ")" << endl;
                     return -EPERM;
                 }
             }
diff --git a/cmds/dumpsys/dumpsys.cpp b/cmds/dumpsys/dumpsys.cpp
index 3d2bdf1..6c4e4b3 100644
--- a/cmds/dumpsys/dumpsys.cpp
+++ b/cmds/dumpsys/dumpsys.cpp
@@ -543,7 +543,7 @@
 
     if ((status == TIMED_OUT) && (!asProto)) {
         std::string msg = StringPrintf("\n*** SERVICE '%s' DUMP TIMEOUT (%llums) EXPIRED ***\n\n",
-                                       String8(serviceName).string(), timeout.count());
+                                       String8(serviceName).c_str(), timeout.count());
         WriteStringToFd(msg, fd);
     }
 
@@ -562,6 +562,6 @@
     oss << std::put_time(&finish_tm, "%Y-%m-%d %H:%M:%S");
     std::string msg =
         StringPrintf("--------- %.3fs was the duration of dumpsys %s, ending at: %s\n",
-                     elapsedDuration.count(), String8(serviceName).string(), oss.str().c_str());
+                     elapsedDuration.count(), String8(serviceName).c_str(), oss.str().c_str());
     WriteStringToFd(msg, fd);
 }