diff --git a/rtdata/languages/default b/rtdata/languages/default
index 3c6cdf839..13a6a01fe 100644
--- a/rtdata/languages/default
+++ b/rtdata/languages/default
@@ -2411,6 +2411,7 @@ TP_LOCALLAB_ENH;Enhanced
 TP_LOCALLAB_ENHDEN;Enhanced + chroma denoise
 TP_LOCALLAB_EPSBL;Detail
 TP_LOCALLAB_EQUIL;Normalize Luminance
+TP_LOCALLAB_EQUILTM_TOOLTIP;Reconstruct luminance in such a way that the mean and the variance of the output image is identical to that of the original.
 TP_LOCALLAB_ESTOP;Edge stopping
 TP_LOCALLAB_EV_DUPL;Copy of
 TP_LOCALLAB_EV_NVIS;Hide
@@ -2448,7 +2449,7 @@ TP_LOCALLAB_FATANCHOR;Anchor
 TP_LOCALLAB_FATANCHORA;Offset
 TP_LOCALLAB_FATDETAIL;Detail
 TP_LOCALLAB_FATFRA;Dynamic Range Compression ƒ
-TP_LOCALLAB_FATFRAME_TOOLTIP;PDE Fattal - use Fattal Tone mapping algorithm.\nAnchor allows selection according to the images over or under exposed.\nUseful to increase Luminance for a Second spot near the current and using mask
+TP_LOCALLAB_FATFRAME_TOOLTIP;PDE Fattal - use Fattal Tone mapping algorithm.\nAnchor allows selection according to the images over or under exposed.
 TP_LOCALLAB_FATLEVEL;Sigma
 TP_LOCALLAB_FATRES;Amount Residual Image
 TP_LOCALLAB_FATSHFRA;Dynamic Range Compression Mask ƒ
@@ -2644,7 +2645,7 @@ TP_LOCALLAB_RESIDHI;Highlights
 TP_LOCALLAB_RESIDHITHR;Highlights threshold
 TP_LOCALLAB_RESIDSHA;Shadows
 TP_LOCALLAB_RESIDSHATHR;Shadows threshold
-TP_LOCALLAB_RETI;Dehaze - Retinex Strong local contrast
+TP_LOCALLAB_RETI;Dehaze - Retinex Strong contrast
 TP_LOCALLAB_RETIFRA;Retinex
 TP_LOCALLAB_RETIM;Original Retinex
 TP_LOCALLAB_RETITOOLFRA;Retinex Tools
@@ -2668,7 +2669,7 @@ TP_LOCALLAB_SENSIDEN;Scope
 TP_LOCALLAB_SENSIEXCLU;Scope
 TP_LOCALLAB_SENSIEXCLU_TOOLTIP;Adjust color to include in exclusion!
 TP_LOCALLAB_SENSIH;Scope
-TP_LOCALLAB_SENSIH_TOOLTIP;Adjust scope of action:\nSmall values limit action to colors very similar to those under the center spot.\nHigh values let the tool act upon a wider range of colors.\nValues smaller than 20 lead to a better algorithm.
+TP_LOCALLAB_SENSIH_TOOLTIP;Adjust scope of action:\nSmall values limit action to colors very similar to those under the center spot.\nHigh values let the tool act upon a wider range of colors.
 TP_LOCALLAB_SENSILOG;Scope
 TP_LOCALLAB_SENSIS;Scope
 TP_LOCALLAB_SENSIS_TOOLTIP;Adjust scope of action:\nSmall values limit action to colors very similar to those under the center spot.\nHigh values let the tool act upon a wider range of colors.\nValues smaller than 20 lead to a better algorithm.
diff --git a/rtgui/locallabtools2.cc b/rtgui/locallabtools2.cc
index 698af9795..850d0c00d 100644
--- a/rtgui/locallabtools2.cc
+++ b/rtgui/locallabtools2.cc
@@ -277,6 +277,7 @@ void LocallabTone::updateAdviceTooltips(const bool showTooltips)
         exp->set_tooltip_text(M("TP_LOCALLAB_TONEMAP_TOOLTIP"));
         estop->set_tooltip_text(M("TP_LOCALLAB_TONEMAPESTOP_TOOLTIP"));
         rewei->set_tooltip_text(M("TP_LOCALLAB_TONEMAPESTOP_TOOLTIP"));
+        equiltm->set_tooltip_text(M("TP_LOCALLAB_EQUILTM_TOOLTIP"));
         sensitm->set_tooltip_text(M("TP_LOCALLAB_SENSI_TOOLTIP"));
         expmasktm->set_tooltip_markup(M("TP_LOCALLAB_MASK_TOOLTIP"));
         CCmasktmshape->setTooltip(M("TP_LOCALLAB_CURVEEDITOR_CC_TOOLTIP"));
@@ -291,6 +292,7 @@ void LocallabTone::updateAdviceTooltips(const bool showTooltips)
         exp->set_tooltip_text("");
         estop->set_tooltip_text("");
         rewei->set_tooltip_text("");
+        equiltm->set_tooltip_text(M(""));
         sensitm->set_tooltip_text("");
         expmasktm->set_tooltip_text("");
         CCmasktmshape->setTooltip("");
@@ -1017,6 +1019,7 @@ void LocallabRetinex::updateAdviceTooltips(const bool showTooltips)
         fftwreti->set_tooltip_text(M("TP_LOCALLAB_RETI_FFTW_TOOLTIP"));
         neigh->set_tooltip_text(M("TP_LOCALLAB_RETI_NEIGH_VART_TOOLTIP"));
         vart->set_tooltip_text(M("TP_LOCALLAB_RETI_NEIGH_VART_TOOLTIP"));
+        equilret->set_tooltip_text(M("TP_LOCALLAB_EQUILTM_TOOLTIP"));
         softradiusret->set_tooltip_text(M("TP_LOCALLAB_GUIDFILTER_TOOLTIP"));
         cTtransshape->setTooltip(M("TP_LOCALLAB_TRANSMISSION_TOOLTIP"));
         mMLabels->set_tooltip_markup(M("TP_LOCALLAB_MLABEL_TOOLTIP"));
@@ -1037,6 +1040,7 @@ void LocallabRetinex::updateAdviceTooltips(const bool showTooltips)
         fftwreti->set_tooltip_text("");
         neigh->set_tooltip_text("");
         vart->set_tooltip_text("");
+        equilret->set_tooltip_text(M(""));
         softradiusret->set_tooltip_text("");
         cTtransshape->setTooltip("");
         mMLabels->set_tooltip_text("");