diff --git a/doc/zstd_manual.html b/doc/zstd_manual.html
index f9b1daa8a..18b2f274f 100644
--- a/doc/zstd_manual.html
+++ b/doc/zstd_manual.html
@@ -374,7 +374,7 @@ size_t ZSTD_decompressStream(ZSTD_DStream* zds, ZSTD_outBuffer* output, ZSTD_inB
 } ZSTD_parameters;
 </b></pre><BR>
 <pre><b>typedef enum {
-    ZSTD_dct_auto=0,      </b>/* dictionary is "full" when starting with ZSTD_MAGIC_DICTIONARY, otherwise it is "rawContent" */<b>
+    ZSTD_dct_auto = 0,    </b>/* dictionary is "full" when starting with ZSTD_MAGIC_DICTIONARY, otherwise it is "rawContent" */<b>
     ZSTD_dct_rawContent,  </b>/* ensures dictionary is always loaded as rawContent, even if it starts with ZSTD_MAGIC_DICTIONARY */<b>
     ZSTD_dct_fullDict     </b>/* refuses to load a dictionary if it does not respect Zstandard's specification */<b>
 } ZSTD_dictContentType_e;
diff --git a/lib/Makefile b/lib/Makefile
index 9711f75ee..b39786cf2 100644
--- a/lib/Makefile
+++ b/lib/Makefile
@@ -27,7 +27,7 @@ DEBUGFLAGS= -Wall -Wextra -Wcast-qual -Wcast-align -Wshadow \
             -Wstrict-aliasing=1 -Wswitch-enum -Wdeclaration-after-statement \
             -Wstrict-prototypes -Wundef -Wpointer-arith -Wformat-security \
             -Wvla -Wformat=2 -Winit-self -Wfloat-equal -Wwrite-strings \
-            -Wredundant-decls -Wmissing-prototypes
+            -Wredundant-decls -Wmissing-prototypes -Wc++-compat
 CFLAGS  += $(DEBUGFLAGS) $(MOREFLAGS)
 FLAGS    = $(CPPFLAGS) $(CFLAGS)
 
diff --git a/programs/Makefile b/programs/Makefile
index 24a771267..d0184c6c7 100644
--- a/programs/Makefile
+++ b/programs/Makefile
@@ -48,7 +48,7 @@ DEBUGFLAGS+=-Wall -Wextra -Wcast-qual -Wcast-align -Wshadow \
             -Wstrict-aliasing=1 -Wswitch-enum -Wdeclaration-after-statement \
             -Wstrict-prototypes -Wundef -Wpointer-arith -Wformat-security \
             -Wvla -Wformat=2 -Winit-self -Wfloat-equal -Wwrite-strings \
-            -Wredundant-decls -Wmissing-prototypes
+            -Wredundant-decls -Wmissing-prototypes -Wc++-compat
 CFLAGS  += $(DEBUGFLAGS) $(MOREFLAGS)
 FLAGS    = $(CPPFLAGS) $(CFLAGS) $(LDFLAGS)