diff --git a/src/libOpenImageIO/imagebuf.cpp b/src/libOpenImageIO/imagebuf.cpp
index b71b817832..550e5d7254 100644
--- a/src/libOpenImageIO/imagebuf.cpp
+++ b/src/libOpenImageIO/imagebuf.cpp
@@ -677,7 +677,7 @@ ImageBufImpl::error(string_view message) const
     // a single newline.
     if (m_err.size() && m_err.back() != '\n')
         m_err += '\n';
-    m_err += message;
+    m_err += std::string(message);
 }
 
 
diff --git a/src/libOpenImageIO/imageinput.cpp b/src/libOpenImageIO/imageinput.cpp
index fe53500ab7..6d16f7978b 100644
--- a/src/libOpenImageIO/imageinput.cpp
+++ b/src/libOpenImageIO/imageinput.cpp
@@ -1072,7 +1072,7 @@ ImageInput::append_error(string_view message) const
     if (errptr->size() < 1024 * 1024 * 16) {
         if (errptr->size() && errptr->back() != '\n')
             *errptr += '\n';
-        *errptr += message;
+        *errptr += std::string(message);
     }
 }
 
diff --git a/src/libOpenImageIO/imageio.cpp b/src/libOpenImageIO/imageio.cpp
index 97c3408c66..a03ab107bd 100644
--- a/src/libOpenImageIO/imageio.cpp
+++ b/src/libOpenImageIO/imageio.cpp
@@ -233,12 +233,12 @@ pvt::append_error(string_view message)
     // a single newline.
     if (error_msg.size() && error_msg.back() != '\n')
         error_msg += '\n';
-    error_msg += message;
+    error_msg += std::string(message);
 
     // Remove a single trailing newline
     if (message.size() && message.back() == '\n')
         message.remove_suffix(1);
-    error_msg = message;
+    error_msg = std::string(message);
 }
 
 
diff --git a/src/libOpenImageIO/imageoutput.cpp b/src/libOpenImageIO/imageoutput.cpp
index 378302bfbd..4a1320df97 100644
--- a/src/libOpenImageIO/imageoutput.cpp
+++ b/src/libOpenImageIO/imageoutput.cpp
@@ -271,7 +271,7 @@ ImageOutput::append_error(string_view message) const
         && "Accumulated error messages > 16MB. Try checking return codes!");
     if (errptr->size() && errptr->back() != '\n')
         *errptr += '\n';
-    *errptr += message;
+    *errptr += std::string(message);
 }
 
 
diff --git a/src/libtexture/imagecache.cpp b/src/libtexture/imagecache.cpp
index 6d42e1e6ad..0635b9545a 100644
--- a/src/libtexture/imagecache.cpp
+++ b/src/libtexture/imagecache.cpp
@@ -3942,7 +3942,7 @@ ImageCacheImpl::append_error(string_view message) const
         && "Accumulated error messages > 16MB. Try checking return codes!");
     if (errptr->size() && errptr->back() != '\n')
         *errptr += '\n';
-    *errptr += message;
+    *errptr += std::string(message);
 }
 
 
diff --git a/src/libtexture/texturesys.cpp b/src/libtexture/texturesys.cpp
index 7c604791ef..619146d155 100644
--- a/src/libtexture/texturesys.cpp
+++ b/src/libtexture/texturesys.cpp
@@ -927,7 +927,7 @@ TextureSystemImpl::append_error(string_view message) const
         && "Accumulated error messages > 16MB. Try checking return codes!");
     if (errptr->size() && errptr->back() != '\n')
         *errptr += '\n';
-    *errptr += message;
+    *errptr += std::string(message);
 }
 
 
diff --git a/src/libutil/filesystem.cpp b/src/libutil/filesystem.cpp
index b59de52e8a..fa3ac7dd10 100644
--- a/src/libutil/filesystem.cpp
+++ b/src/libutil/filesystem.cpp
@@ -35,6 +35,7 @@
 #    include <sys/stat.h>
 #    include <sys/types.h>
 #    include <unistd.h>
+#    include <utime.h>
 #endif
 
 #if defined(USE_STD_FILESYSTEM)
@@ -778,12 +779,10 @@ Filesystem::last_write_time(string_view path, std::time_t time) noexcept
     times.modtime = time;
     _wutime(u8path(path).c_str(), &times);
 #else
-    struct timespec times[2];
-    times[0].tv_sec  = 0;
-    times[0].tv_nsec = UTIME_OMIT;
-    times[1].tv_sec  = time;
-    times[1].tv_nsec = 0;
-    utimensat((int)AT_FDCWD, u8path(path).c_str(), times, AT_SYMLINK_NOFOLLOW);
+    struct utimbuf times;
+    times.actime  = time;
+    times.modtime = time;
+    utime(u8path(path).c_str(), &times);
 #endif
 }
 
diff --git a/src/oiiotool/imagerec.cpp b/src/oiiotool/imagerec.cpp
index 9975c83e26..eef31b75e4 100644
--- a/src/oiiotool/imagerec.cpp
+++ b/src/oiiotool/imagerec.cpp
@@ -413,5 +413,5 @@ ImageRec::append_error(string_view message) const
         && "Accumulated error messages > 16MB. Try checking return codes!");
     if (m_err.size() && m_err[m_err.size() - 1] != '\n')
         m_err += '\n';
-    m_err += message;
+    m_err += std::string(message);
 }